A punch button (32) has a central disc (36) integral with and separable from an outer peripheral annular ring (38). The disc and ring are joined by a breakaway portion (40) of reduced thickness. A pair of peel points or pilot cuts (50 and 52) may be provided on distally opposite sides of the disc, and if so, the disc is initially separable from the ring at the peel points and then rotatable about a rotation axis perpendicular to an axis through the distally opposite pilot cuts. The punch button is formed by providing a strip of material of a first thickness, placing the strip in a die, performing an inner cut with the die and partially cutting through the strip to yield first and second subpieces joined to each other by material of a second reduced thickness, and performing an outer cut with the die and cutting all the way through the strip to yield a piece composed of the first and second subpieces providing the disc and ring. The pilot cuts are performed by the die during performance of the inner cut and to a deeper depth than the inner cut. All of the cuts are performed in a singular die step operation wherein an outer punch (58) is moved toward an inner punch (66) in one axial direction to perform the inner cut, the pilot cuts, and a portion of the outer cut, and continuing movement of the outer punch in the one direction and simultaneously moving the inner punch in the same direction in unison with the outer punch to complete the outer cut.

A universal assembly machine manufactures conventional buttons with formed backs. The machine comprises a rotatably indexable die table to which are mounted pickup and crimp dies. The die table indexes about a center column of the machine frame. A ram die is advancable and retractable in a pickup stroke and a crimp stroke by means of a handle. The ram die includes a ram outer ring that is rotatable by means of a shifter post joined to the die table. Indexing the die table causes the shifter post to rotate the ram outer ring into a pickup mode or a crimp mode to suit the ram pickup and crimp strokes, respectively. The universal assembly machine also manufactures buttons with flat backs by using a different crimp die pedestal than is used with the formed backs. An adapter on the crimp die pedestal used with formed backs allows that crimp die pedestal to also be used for manufacturing buttons with flat backs. The invention also embraces button medallions. A flat back button is loaded into the pickup die, and the die table is indexed. The ram die is advanced in a third press to form the shell frusto-conical wall of the flat back button inwardly to be flat and parallel to the flat back.

A universal assembly machine manufactures button medallions. The machine comprises a rotatably indexable die table to which are mounted pickup and crimp dies. The die table indexes about a center column of the machine frame. A ram die is advancable and retractable in a pickup stroke and a crimp stroke by means of a handle. The ram die includes a ram outer ring that is rotatable by means of a shifter post joined to the die table. Indexing the die table causes the shifter post to rotate the ram outer ring into a pickup mode or a crimp mode to suit the ram pickup and crimp strokes, respectively. The universal assembly machine also manufactures buttons with flat backs. To make a button medallion a flat back button is loaded into the pickup die. The ram die is advanced in a third press stroke to bend the shell frusto-conical wall of the flat back button inwardly to be flat and parallel to the flat back. The thin edge of the button medallion enables it to be used as an attractive embellishment on flat surfaces.

A universal assembly machine manufactures conventional buttons with formed backs. The machine comprises a rotatably indexable die table to which are mounted pickup and crimp dies. The die table indexes about a center column of the machine frame. A ram die is advancable and retractable in a pickup stroke and a crimp stroke by means of a handle. The ram die includes a ram outer ring that is rotatable by means of a shifter post joined to the die table. Indexing the die table causes the shifter post to rotate the ram outer ring into a pickup mode or a crimp mode to suit the ram pickup and crimp strokes, respectively. The universal assembly machine also manufactures buttons with flat backs by using a different crimp die pedestal than is used with the formed backs. An adapter on the crimp die pedestal used with formed backs allows that crimp die pedestal to also be used for manufacturing buttons with flat backs. The invention also embraces button medallions. A flat back button is loaded into the pickup die, and the die table is indexed. The ram die is advanced in a third press stroke to bend the shell frusto-conical wall of the flat back button inwardly to be flat and parallel to the flat back.

Disclosed is a wireless surround sound speaker system wherein a transmitter broadcasts a variety of FM signals that correspond to the individual speaker channels commonly found in a surround sound system. Receivers, individually equipped with signal receiving, conditioning and amplification components, are configured to receive any one of the broadcast signals in a remote location and are used to drive a conventional loudspeaker in that location. Powered by wall socket or via DC battery packs, the receivers, used in conjunction with the transmitter, provide surround sound capabilities without the need for complex and difficult wiring.

A button system and method of manufacturing the same are provided for identifying fiber from which an article of apparel is manufactured. Initially, an article of apparel manufactured with a predetermined fiber is identified. Next, indicia indicative of the predetermined fiber is selected. Next, at least one button is manufactured with the indicia thereon for identifying the fiber from which the article of apparel is manufactured.

An adapter enables a universal assembly machine to manufacture buttons with either flat backs or formed backs. The machine comprises a rotatably indexable die table to which are mounted pickup and crimp dies. A ram die is advancable and retractable in a pickup stroke and a crimp stroke. Indexing the die table causes a shifter post to rotate a ram outer ring into a pickup mode or a crimp mode to suit the ram pickup and crimp strokes, respectively. The universal assembly machine manufactures buttons with flat backs by using the adapter on the same crimp die pedestal as is used for manufacturing buttons with formed backs. The adapter has a top surface that is in the location relative to the ram die that suits flat back buttons. The adapter enables the same crimp die pedestal to be used for manufacturing both flat back and formed back buttons.

A machine manufactures buttons having coplanar shell flanges in a two-stroke operation. The machine comprises a crimp die having different resistances to advancement of a ram. The first resistance enables a metal shell margin to partially bend under a flat back that is placed on a first surface of the crimp die. The second resistance enables the shell wall to completely bend against a second surface of the crimp die so as to form flanges that lie in a single plane. Both round and rectangular buttons are manufacturable using the same basic machine. The rectangular machine uses a shifter cage on the ram that rotates in response to indexing a die table on which the crimp die and a pickup die are attached. The round machine uses a rotatable frame on the ram. With the rectangular machine, the shell is initially bent during a pickup stroke of the ram.

A method for forming a multi-colored cap part of a snap button including the steps of forming a design portion of the cap part of snap button using a first group of molds, which includes a first female mold, a first male mold, and a plate-shaped middle mold, and a slide-plate mold adapted to movably assembled to the first male mold and having a plurality of mold cavities for forming the design portion; removing the slide-plate mold having the design portion molded therein from the first male mold; movably positioning the slide-plate mold into a second female mold included in a second group of molds for forming a body portion of the cap part of snap button; positioning a post for the cap part of snap button in a second male mold of the second group of molds; and forming the body portion.

A button, knob or control key with an etchable support plate which is engraved on the backside with a fine symbol by laser, erosion or mechanical engraving, which only cuts into the material of the support plate, but not through the support plate. The backside of the support plate is optionally coated. A foil is applied on the laminated layer and affixed thereto. The front side of the support plate is treated with a material-removing substance. The material removal with the material-removing substance is performed until the engraving extending into the support plate is at least partially or completely exposed on the front side. Application of a protective layer to the front side of the support plate from which the material was removed. A function symbol is provided on the button such that it can be backlit. It is engraved in a fine line width providing a sharp optical definition erosion, mechanical engraving.

A button making device capable of simply exchanging a first pressed mold, a second pressed mold, and a pressing mold so as to produce buttons of different sizes; a polygonal button whose front surface plate is dome-wise curved and has its shape fixed; and such a button making device, are provided. The button making device has a sliding platform, two pressed molds, a fixed member, a pressing shaft, a pressing mold, and an operation mechanism. The pressed molds are provided on an attachment member which is removably attached to the sliding platform. The pressing mold is removably attached to a lower end of the pressing shaft using magnetic force. The present invention can be used for a button making device which can easily form a metal button by press processing which can be used as an accessory adhered to clothes or the like by a pin or the like.

The present invention relates to a button manufacturing device that is lightweight and robust, and that can be operated even at an unstable location and in a small space. A button manufacturing device comprises a base, a slide platform disposed on the base for reciprocating movement, first and second lower dies provided on both sides of the slide platform in the reciprocating directions, a press screw shaft capable of moving in the axial direction by screwing into a female screw section provided on a beam fixed to the upper part of struts, fixed on the base, an upper die provided on a lower end of the press screw shaft for joining to the first lower die or the second lower die, and an operating handle provided on an upper part of the press screw shaft.

A mounting device, for mounting a plurality of buttons on a product, includes a supporting member, a punching member, and a driving member The supporting member includes a supporting panel, a plurality of holding portions fixed on the supporting panel for supporting the product, a molding board having a plurality of molding holes a platform, and a base fixed on the platform for supporting the molding board. The punching member includes a retaining member positioned above the supporting member, and a plurality of cutters fixed to the retaining member The cutters cut the buttons off a button assembly, and couple to a vacuum generator for creating suction to hold the buttons. The driving member drives the punching member to mount the buttons on the product.

A pass-thru ratchet wrench includes a wrench body. A front end of the wrench body has a head portion. A ratchet is provided in the head portion. The ratchet has a receiving hole to receive a socket. The ratchet has a first neck portion at an upper edge thereof and an annular groove around the outer wall of the first neck portion. The annular groove has a certain depth. The ratchet has a plurality of through holes in annular groove. A C-shaped buckle ring is disposed in the annular groove. The C-shaped buckle ring extends out of the through holes to form a limit portion. The limit portion is adapted to stop the socket, thereby the receiving hole of the ratchet can limit the socket from displacing.

Hand pliers for assembly purposes includes an assembly limb and a handle limb rotatably connected to one another via a first link joint. The handle limb is divided into an off-handle lever and a handle-near lever and these two levers are rotatably connected to one another by a bolt via a second link joint, wherein a tension wheel and a ratchet wheel with external toothing connected torsionally proof to it are pivotably arranged on the bolt side by side in axial direction, and the tension wheel engages into a tension device that connects both handle limbs to one another, and a spring-loaded dog ratchet is arranged at the handle-near lever, engaging into the ratchet wheel in such a manner that when the handle-near lever makes a latching movement it permits a rotation of the ratchet wheel on closing the pliers, but prevents its rotation in the opposite direction.

A hand operated gripping tool includes a first jaw unit having a first work piece engaging portion, a support member extending generally transversely with respect to the first jaw unit, a first handle at the second end of the support member, a second jaw unit having a second work piece engaging portion, and a second handle having an end portion pivotally attached at the second jaw unit. A guiding device is disposed at the end portion of the second handle. The guiding device has an engaging element and a biasing element, and the engaging element is biased or urged toward and into engagement with the second reaction surface by the biasing element. The engaging element engages the second reaction surface as the second jaw unit moves along the support member to adjust the size of the work piece receiving space.

A tool bit includes a plurality of fins each having first and second ends and extended radially and longitudinally and including the second end thereof forming two opposite lateral sides each including a reinforcing section extended therefrom. Two adjacent fins of the plurality of fins form a recess therebetween, which has a curved periphery interconnecting two adjacent reinforcing sections of the two adjacent fins. Each fin defines a first length from the end thereof to the curved periphery of the recess extended from the second end thereof. The first length is smaller than a second length defined between two opposite peripheral sides of a hexagonal periphery of a connecting end of the tool bit.

A powered ratchet drive for a ratchet wrench includes a pair of elongate pawls for driving an output member of the wrench. Each pawl may have a lower portion pivotally attached to a rocker and an upper portion comprising teeth for engagement with teeth of the output member to turn the output member. The upper portion of the pawl extends outward at an angle with respect to the lower portion. The ratchet may include a compression spring secured inside a cavity of each pawl for biasing the pawl into engagement with the output member. The ratchet also includes a reversing switch mechanism for selectively configuring the ratchet in a forward-driving configuration and in a reverse-driving configuration. The switch mechanism includes a cam disposed between the pawls. The cam has a groove for receiving one of the pawls during operation depending on the configuration of the ratchet.

The present invention relates to a shock absorbing hammer whose head has housings filled with pellet assembly inside. The pellet assembly includes both rigid pellets and soft pellets to absorb shock from external striking force impacted on the head of the main frame.

A hammer includes a handle, a head portion, and a striking mechanism. The head portion is connected with the handle and includes a metal strike element and a resilient strike element. A receiving space is defined between the two strike elements. The striking mechanism is located in the receiving space and includes a slide axle and a striking member. The striking member has a through hole for being slidably sleeved onto the slide axle. The striking member is slidable in the receiving space to alternatively strike one end of the head portion. Thereby, inertia striking force is provided by the striking member so that the hammer can be used to strike an object more easily.

A reaction arm for use with a torque generating device, the reaction arm including a reaction bar, and a body portion having a first internal diameter, and having formed on an internal surface thereof a female spline having a second internal diameter and a guide bushing having a third internal diameter, the first, second, and third internal diameter being distinctly sized.

A ratchet wrench includes a reception hole defined through the function end of the wrench and a recess is defined in the inner periphery of the reception hole. A ratchet wheel is rotatably located in the reception hole. A pawl, a restriction member and a resilient member are received in the recess. The two ends of the resilient member respectively contact the pawl and the restriction member to bias the pawl to be engaged with the ratchet wheel. A restriction ring is located in the reception hole and has a rod extending therefrom, the rod extends into the recess. The restriction member is located between the rod and the inner periphery of the recess.

A torque-exerting device includes a clutch arranged between a handle and an axle. The handle includes a chamber defined therein by a wall. The clutch includes a movable element, a rotatable element, recesses and balls. The movable element is placed in the chamber in an axially movable manner. The rotatable element is placed in the chamber in a rotatable manner and secured to the axle. The rotatable element is in releasable engagement with the movable element. The recesses are defined in the movable element or the wall of the chamber of the handle. Each of the balls is partially placed in a respective one of the recesses and in contact with the wall of the chamber of the handle or the movable element.

A forceps includes first and second shafts, each having a jaw member disposed at a distal end thereof. At least one jaw member is moveable from an open to a closed position for grasping tissue therebetween. At least one jaw member is configured for reciprocation of a blade therethrough. A trigger assembly includes a trigger and at least one linkage coupled to the trigger and to the blade such that rotation of the trigger translates the blade between the retracted and the extended position. An interference member moveable between a locked position and an unlocked position is also provided. The interference member is configured to engage the linkage(s) when in the locked position to inhibit translation of the blade from the retracted to the extended position.

An apparatus includes a spool configured to supply a wire, a cutting device configured to form a notch in the wire, and a capillary configured to bond the wire and to form a stud bump. The apparatus is further configured to pull the wire to break at the notch, with a tail region attached to the stud bump.

A geared socket wrench hand tool is disclosed. The socket wrench is a clickless wrench allowing for more precise movement of the socket. The socket wrench, through a series of gears, can rotate in infinitesimally small rotations.

A torque wrench equipped with a cam-type torque detection mechanism is provided which is capable of detecting a torque with high accuracy, providing a non-unusual-feeling of handle operation after torque has been detected, and enabling tightening of fastened members such as bolts with safety. In a torque wrench equipped with the cam-type torque detection mechanism, a cam portion 27 formed on the outer circumference of a tubular cam 22 includes: a static engagement cam surface 27a with which a roller member 18 in a static status engages in a non-operated status; a gradually increasing torque peak cam surface 27b which is connected to the static engagement cam surface 27a and with which the roller member 18 is brought into contact while moving to thereby gradually increase the torque peak value; a cam top surface 27c forming the cam top portion continued to the gradually increasing torque peak cam surface 27b; a gradually decreasing torque cam surface 27d for gradually decreasing a plus torque to the roller member 18 to zero; and a minus torque cam surface 27e for imparting a minus torque to the roller member 18 having passed over the gradually decreasing torque cam surface 27d.

An insulating ratchet wrench includes a wrench body, a ratchet assembly, a main insulator and a knob. The wrench body is covered with the main insulator. The main insulator has a first insulating ring and a second insulating ring. The first insulating ring has a main annular wall and a sub annular wall. The knob has a main annular groove and a sub annular groove. Under this arrangement, the knob is assembled with the main insulator by the main annular groove and the sub annular groove sleeving onto the main annular wall and the sub annular wall respectively so as to form an overlapping structure between the ratchet assembly and the knob. When a user rotates the knob or holds the wrench body near the ratchet assembly, the main insulator avoids an electric shock in a saltatory conduction manner from a charged object via the ratchet assembly.

An adaptor tool comprises a locking pin removably engaged with a main body defining a hook portion. The main body is configured to pivot about a pivot pin. The adaptor tool further includes a first link having first and second ends, and a first contact face. The first link is configured to receive the locking pin. A second link includes first and second ends, and a second contact face. The second link is pivotally coupled to the main body via the pivot pin. At least a third link includes first and second ends, and a third contact face. The first, second, and at least third links are pivotally coupled end-to-end such that the first, second, and third contact faces define a circular opening. The circular opening is configured to receive a workpiece such that rotational force applied to the main body rotates the adaptor tool and the workpiece.

A wrench includes a handle, a first driver, and a second driver. The first driver and the second driver are integrally connected to two ends of the handle respectively. An angle between a driving axis of the first driver and a central axis of the handle is α, an angle between one opening end of the first driver and the handle is φ, an angle between a driving axis of the second driver and the central axis of the handle is β, and an angle between one opening end of the second driver and the handle is θ. The angle α and the angle β are located at two sides of the central axis of the handle respectively. The other opening end of the first driver and the other opening end of the second driver are horizontally connected to the handle respectively.

The invention relates to a screwing device for mounting and alignment of sub-constructions, in particular in dry construction, consisting of a bit holder (2) with a shank (2.1) for connection with a screwing tool and a bit receiver (3). Especially advantageously the bit receiver (2) is surrounded circumferentially at least to a partial extent along its longitudinal axis (LA) by a sleeve element (4) and a measuring gradation is affixed to the outer side of the sleeve element (4).

A fastening tool is provided that incorporates, in an outer annular body into which a first nut is inserted to be driven to rotate, an inner annular body into which a first nut and a second nut having a pitch different from the pitch of the first nut are inserted to be driven to rotate, and that simultaneously rotates the two nuts and fastens the nuts to a bolt. A flange shaft body is driven to rotate relatively to the outer annular body and the inner annular body via a plurality of balls. The balls are held by the flange shaft body and pressed towards notches of the outer annular body and the inner annular body with urging forces of first and second urging members via holding members respectively.

An impacting device for inserting, positioning and/or removing an implant and/or performing other impacting applications. The impacting device may have a head having at least one recess. The recess may have a insertion channel and a locking chamber. In one embodiment, the insertion channel and the locking chamber may be connected by an axial channel. The recess may pass through a lateral surface of the head so that the base surface may remain cohesive or unobstructed. A guide means, such as a guide rod, may be positioned though the recess so that the head may be moveable on the guide means and not disengage the guide means. A shaft having a handle may be attached to the head to assist a surgeon in moving the head on the guide means.

A surgical tool assembly includes a pair of opposing jaws. Further, a viewing opening may be provided in at least one of the opposing jaws. The viewing opening may extend from an upper to a lower surface of the opposing jaw in which the viewing opening is provided. The viewing opening may include a material retainer provided proximate the lower surface of the opposing jaw in which the viewing opening is provided. The material retainer may include an inclined surface inclined towards a central axis of the viewing opening. A grasping insert may be molded onto a lower surface of the opposing jaw in which the viewing opening is provided and an elastomeric material of the grasping inserts may within the viewing opening, the material of the grasping inserts covering the inclined surface of the first material retainer.

A securing mechanism is provided for a tool that allows for the attachment and release of the shafts of a variety of implements from the tool. The mechanism has a construction that provides an easily releasable, but secure engagement of the implement shaft within the mechanism while also having an alignment feature which engages the implement at multiple locations when engaged with the mechanism to maintain the alignment and concentricity of the implement shaft with regard to the mechanism and the tool when in use.

A ratchet wrench includes a wrench body, a ratchet rotatably mounted in the wrench body and defining therein a through hole for accommodating a screw nut, a magnetic member mounted in the through hole, and one or multiple limiters mounted in the through hole of the ratchet to hold the magnetic member in place. Thus, the opposing ends of the ratchet can be selectively used to accommodate a mating screw nut and the accommodated screw nut can be secured in place inside the ratchet by the magnetic attractive force of the magnetic member, avoiding screw nut displacement or falling and facilitating the use of the ratchet wrench. Further, the ratchet can be configured to have a stepped through hole for selectively accommodating different sizes of screw nuts.

A socket includes a body and a sleeve. The body is made of metal and includes first and second coupling ends for respectively coupling with a fastener and a driving tool. The first coupling end includes an outer periphery having a first protruded section, a second protruded section, and an engagement section extending between the first and second protruded sections. The sleeve is made of metal having a hardness greater than a hardness of the body. The sleeve includes an inner periphery extending between first and second end faces of the sleeve. The inner periphery of the sleeve includes an engagement portion engaged with the engagement section of the body, with the sleeve not contacting the first and second protruded sections.

The wrench adaptor of this invention provides an easy and convenient tool for connection and disconnection of the SMA connections in constrained spaces while allowing use of a standard torque wrench or just fingers. The channel design of the wrench adaptor, accommodating the cable and the protective sleeve therefor, allows access to SMA connectors without bending or disturbing semi-rigid or rigid cables. The wrench adaptor is shown in two embodiments—a single-ended and a double-ended form. The adaptor facilitates access to the hexagonal nut at the panel of an RF device which is mounted to a threaded stud and offsets the wrench application to a location away from the panel. As many of the RF cables have crimped or soldered portions adjacent or within the connector, provision is made in the adaptor by way of a hollow semicylindrical form to cradle the semi-rigid or rigid cable.

Pliers include upper structure including an upper jaw and handle extending therefrom, and lower structure including a lower jaw and handle. The lower jaw may pivot relative to the upper jaw, and the lower handle may pivot relative to the lower jaw. An overcenter linkage operatively connects between the upper and lower structure, biasing the lower handle and jaw away from the upper handle and jaw, respectively, when in a jaw-opening position, and enabling the lower jaw and handle to be retained in a closed configuration when the linkage is in a jaw-closing position. A lock member is movable between a locking configuration preventing pivoting of the lower handle from the closed configuration and retaining the jaws in a closed position, and a release configuration enabling the lower handle to be moved away from the closed configuration, allowing the jaws to move to an open position.

A wireless small motor driver, in which power consumption is decreased by adjusting a gear ratio, the efficiency of an operation is increased due to a high torque, and the safety of a worker at night is ensured using an illumination lamp. The wireless small motor driver includes a driver case inside of which a motor is provided. A driver bit has a predetermined length in a bilateral direction, the driver bit being replaceable, with one or both ends thereof conforming to the shape of a bolt, and has a fixing projection. A socket is coupled to an end portion of the driver case, the driver bit being fastened to the socket. A rotation reduction gear is coupled to the motor, the rotation reduction gear transmitting rotary force to the socket and increasing a torque. A USB and a battery for supplying uniform power to the motor are added.

A power tool, in particular a hand-held power tool, preferably embodied as a cordless screwdriver, is equipped with a torque limiting unit in which the release torque is settable by way of a locking brace that is equipped with a spring brace for locking elements that abut axially against parts of a planetary drive, in particular the ring gear thereof or the planet carrier thereof as a last gear stage, the spring elements of the spring brace and the locking elements being located with a radial offset from one another.

A method and tool for driving a bit. The tool includes a handle extending along a longitudinal axis between a first end and a second end. The handle can be in a first configuration to provide a first drive ration. In a second configuration, such as a T-shaped configuration, a gear assembly can be disengaged to provide a second drive ratio for the bit driving system.

A method for assembling a structure is described. The method includes locating a position in an assembly stack-up where a one-sided fastener is to be installed, drilling a hole through the assembly stack-up at the position, countersinking the hole to a specified depth, operating a calibrated probe to determine at least parameter associated with one or more of the hole and the stack-up proximate the hole, inserting the one-sided fastener into the hole, applying a rotational torque to the one-sided fastener to complete installation of the one-sided fastener, and comparing a measurement of angular displacement required to complete installation of the one-sided fastener to a range of angular displacement indicative of correct installation of the fastener.

A safety tool is specifically adapted to aid in opening hinged rear doors of industrial containers safely, while also ensuring that the operator of the safety tool remain outside the potential zone of danger whenever the rear door has the potential to swing open. The present safety tool not only provides convenience and leverage for commonly performed door opening procedures, but also ensures that the operator's body and hands remain safely distanced from the direction of door travel and the potential discharge path of material contained within the cargo box. In addition, the present safety tool is lightweight and compact, allowing the tool to be easily stowed in or around a cargo box and/or truck to and thereby ensure that the safety tool is available whenever it may be needed to aid in opening and/or closing the cargo box door.

A device for stripping coating from electric wires is provided with a function to detect any contact between a wire core and stripping blades even for electric wires which have been cut short. This device has a signal analyzer circuit for measurement of impedance via stripping blades capable of detecting any contact between the stripping blades and the wire core by detecting a change in impedance as a result of addition of impedance of the wire core to that of the stripping blades at the moment of any contact of the stripping blades with the core of the electric wire in the course of stripping coating from the electric wire.

A method, system, and apparatus for holding a connecting instrument comprises a first member including a first finger cup and a first needle nose tip formed on the forward end of the finger cup and a second member comprising a second finger cup and a second needle nose tip formed on the forward end of the second finger cup wherein the first needle nose tip and the second needle nose tip are configured to grip a connecting device as it is being driven into a target.

A ratchet wretch includes a first recess, a second recess and a third recess. A ratchet wheel is rotatably located in the first recess and a pawl is located in the second recess. The pawl has a curved recess defined in the rear side thereof and a protrusion extending therefrom. A first face is defined between the protrusion and the curved recess. A second face is defined in the pawl and located away from the third recess. The rotatable unit comprises a rotatable member, a first hat and a resilient member. The rotatable unit has a circular rod pivotably connected to the third recess. The circular rod has a restriction slot and three top surfaces. One of the top surfaces contacts the second face to restrict the rotatable member from disengaging from the third recess. The first hat and the resilient member are located in the restriction slot.

A milling tool holder wrench is provided. A wrench includes two knobs that protrude outward and perpendicular from a surface of the wrench at a top end of a u-shaped portion of the wrench. The knobs adapted to snuggly engage recessed fittings of a milling tool holder to lock the milling tool holder steady within a milling machine while a tool is changed from the milling tool holder.

A tool having a main barrel with an inner cavity, a tool bit holder adapted to be removably secured within the inner cavity, the tool bit holder having a first inner cavity adapted for receiving a first reversible tool bit and a second inner cavity adapted to receive a non-reversible tool bit, wherein the inner cavity of the main barrel serves as a first sized nut driver, the first inner cavity of the tool bit holder serves as a second sized nut driver, and the second inner cavity of the tool bit holder serves as third sized nut driver, where first, second, and third sized nut drivers each have a different size.

A torque wrench includes a hollow body, a clutch mechanism, a force-applying member, and driving arms. The clutch mechanism is mounted in the hollow body. The force-applying member is pivotally mounted in the hollow body. Each of driving arms has a coupling end is detachably mounted at the second end of the force-applying member and a driving end for driving a workpiece, wherein each of the driving arms is coaxial to the force-applying member when the coupling end thereof is mounted at the second end of the force-applying member, and wherein the interchangeable driving arms are different in length from each other.