Electrical Tools | McMaster-Carr

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Electrically Insulating

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Wire Construction

DFARS Specialty Metals

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Drive Style

Phillips Terminal Screw

Pozidriv®

Pozidriv® Terminal Screw

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Glow-in-the-Dark Green

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Number of Pieces

Container Type

Compartmented Plastic Box

Plastic Case with Zipper Closure

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U.S.–Mexico–Canada Agreement (USMCA) Qualifying

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Insulation

Export Control Classification Number (ECCN)

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UL Recognized Component

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1,681 Products

Most Likely Products

Tool Sets

Secure fasteners and complete a variety of other maintenance tasks

1 product

Wire and Cable Strippers

Remove the outer insulation on wire and cable

141 products

Wire and Cable Crimpers

Crimp connectors onto electrical wire or cable

179 products

Screwdrivers

Tighten and loosen screws

87 products

All Results

Electrical Power, Networking, and Controlling

Wire and Cable Strippers

Remove the outer insulation on wire and cable

141 products

Wire and Cable Crimpers

Crimp connectors onto electrical wire or cable

179 products

Wire Stripper/Crimpers

Strip wire and crimp connectors with one tool

14 products

Wire and Cable Crimper Dies

Attach to cordless crimpers to secure connectors onto cable

63 products

Wire Splices, Connectors, and Taps

Join wire and protect the connection

378 products

Terminal and Splice Kits

Maintain a supply of extra terminals and splices to join and terminate wire

17 products

Wire Splice Bits

Install twist-on wire splices using a power screwdriver or drill

2 products

Electrical Contact Installation Tools

Add pin-and-sleeve contacts to connectors

4 products

Electrical Connector Holding Tools

Hold electrical connectors in place to safely join wires

1 product

Electrical Contact Removal Tools

Remove pin-and-sleeve contacts from connectors

4 products

Wire Splice Screwdrivers

Install twist-on wire splices

2 products

Electrical Disconnect Pliers

A hook-shaped tip disconnects the locking tab on electrical connectors

1 product

Wire Splice Covers

Seal out dust and moisture to protect electrical connectors

3 products

Wire Splice Pliers

A long nose with stepped jaws presses down evenly for parallel crimping

1 product

Wire Wrapping Tools

Wrap circuit board wire tightly around post terminals for a strong connection

3 products

Fiber-Optic Connector Pliers

Safely and securely grip connectors in packed panels without damaging them

1 product

RJ45 Plugs

Pair with sockets or receptacles to make Ethernet connections

9 products

RJ45 Connector Security Clips

Lock Ethernet cords in place to prevent unauthorized removal from ports

3 products

RJ45 Connector Repair Clips

Snap onto broken Ethernet plugs to restore their ability to make secure connections

1 product

Conductive Adhesives

Bond electrical components and repair circuits

8 products

Conductive Tape

Shield cables and electronic components from electromagnetic interference (EMI)

59 products

Fish Tape

Hook to the end of wire and move it through conduit and raceway

13 products

Fish Tape Pullers

Latch onto fish tape or rope for a secure, two-hand grip when pulling wire

1 product

Fish Tape Leaders

Join fish tape to wire for guiding it around conduit bends

1 product

Wire and Cable Push-Pull Rods

Maneuver cable inside drop ceilings and walls

4 products

Conduit Threading Line

Vacuum or blow through conduit and attach to a rope for pulling cable

1 product

Cable Pulling Grips

Tug on the loop to tighten wire mesh around cable and pull it through conduit

14 products

Cord Grip Pliers

Assemble and install cord grips in a range of thread sizes

1 product

Conduit Locknut and Reaming Pliers

Tighten conduit locknuts and ream both the inside and outside of conduit with a single tool

1 product

Electrical Tape

Insulate wire and cable splices, wrap wire harnesses, and repair cable jacketing

96 products

Wire Sleeving

Bundle wiring and protect from abrasion and heat

9 products

Electrically Insulating Adhesives

Secure hardware on circuit boards while insulating current

12 products

Spark Plug Pliers

Grip boots firmly and remove them to access or inspect spark plugs

1 product

Relay Pliers

Thin, angled tips pop relays free from sockets in confined areas without damage

1 product

Electrical-Insulating Wire Caps

Cover live wire ends to protect against shock from accidental contact

3 products

Facility and Grounds Maintenance

Tool Sets

Secure fasteners and complete a variety of other maintenance tasks

1 product

Fastening and Joining

Screwdrivers

Tighten and loosen screws

87 products

Nutdrivers

Tighten and loosen nuts and bolts

16 products

T-Handle Keys

To turn fasteners in hard-to-reach spots, there's a long shaft and a grip for your whole hand

16 products

Torque Screwdrivers

Apply precise torque as you fasten screws to prevent overtightening

2 products

L-Keys

Turn fasteners from either end and reach into tight spots

17 products

Screw Starters

Grip and start turning screws that are too small to hold or located in hard-to-reach spots

3 products

Ratchet Wrenches

Adjust fasteners in tight spaces without removing and repositioning the wrench

2 products

Socket Adapters

Make your socket more versatile, from converting the drive to limiting torque

4 products

Bit Sockets

Turn fasteners with an internal drive style without slipping and damaging the drive

9 products

Adjustable Wrenches

Adjust the jaws to fasten different size nuts, bolts, or workpiece

6 products

Sockets

Turn fasteners with an external drive style without slipping and damaging the drive

12 products

Box Wrenches

Grip all sides of a fastener to prevent slipping

6 products

Socket Extensions

Lengthen sockets to turn hard-to-reach fasteners

4 products

Torque Wrenches

Avoid overtightening and damaging fasteners by applying a specific torque

5 products

Retaining Ring Pliers

Install and remove rings inside a bore or around a shaft

1 product

Welding Pliers

Perform a variety of welding tasks such as spatter removal and wire cutting

2 products

Mounting Adhesives

Mount objects with a range of adhesives, including glue-on-a-roll and glue shapes

2 products

Mounting Tape

Mount everything from signs and panels to carpet and padding

27 products

Masking Tape

Temporarily join or protect surfaces

112 products

Fabricating and Machining

Pliers Sets

A variety of pliers styles and sizes for whatever job comes up

4 products

Wire-Gripping Pliers

Pull, bend, and cut wire; also known as lineman's pliers

31 products

Long-Nose Pliers

Grab, bend, and position wire and other small parts

46 products

Adjustable Pliers

A range of jaw positions for turning fasteners and gripping workpieces

9 products

Tweezers

Grasp small objects that are too small to pick up by hand

24 products

Picks

Hold, separate, and position small parts such as wire and springs

5 products

Magnetic Retrievers

Pick up screws, nuts, and other small magnetic objects

1 product

Locking Pliers

Clamp workpieces and lock them in place to keep your hands free

27 products

Jaw Covers for Pliers

Cover the jaws of slip-joint pliers to protect the finish of your workpiece

2 products

Wire-Forming Pliers

Loop and bend wire; also known as round-nose pliers

17 products

Slip-Joint Pliers

Adjust the pivot point to switch between two different jaw opening sizes

4 products

Wire Cutters

Snip through various types of wire, even hardened and steel-reinforced wire

160 products

Pipe, Tube, and Hose Cutters

Make clean cuts in pipe, tube, hose, and conduit

1 product

Scissors

Cut through a wide range of materials from paper and plastic to carpet and Kevlar

1 product

Pocket Knives

Carry these portable cutting tools in a pocket or on a keychain

2 products

Cable Cutters

Slice through electrical, data, armored, coaxial, and fiber-optic cable

1 product

End Cutters

Wide jaws cut steel wire, nails, and small rivets close to the surface; also known as nippers

6 products

Bolt Cutters

Snip metal chain, bolts, rods, rivets, wire, and padlocks

2 products

Pry Bars

Slide under heavy objects to pry, lift, and position them

1 product

Files

Debur, polish, and sharpen nearly any material

1 product

Hacksaws

Blades have more teeth per inch than handsaws to cut through metal and plastic more smoothly

1 product

Chisels

Chip and trim material off of metal, wood, and masonry

4 products

Gas Fitting Pliers

Perfect for adjusting burners and gas pipe fittings of various sizes

4 products

Measuring and Inspecting

Inspection Mirrors

Reach around corners and obstructions to inspect hard-to-see areas

1 product

Feeler Gauges

Check gaps and alignment between machine parts and other surfaces

3 products

Safety Equipment

Electrical-Insulating Rescue Hooks

Pull injured workers away from electrical hazards without shocking yourself

3 products

Communication

Wire Marker Installation Tools

Install wire markers

1 product