Keys | McMaster-Carr

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Fed. Spec. GGG-W-001405

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Keying

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7,380 Products

Most Likely Products

Machine Keys

Transmit torque from rotating shafts to gears, sprockets, and other machine parts

1,014 products

Keys

Replace or cut new keys for padlocks, enclosures, cabinet doors, and locksets

515 products

Machine Key Stock

Cut a custom length to transfer torque from shafts to components such as gears and sprockets

827 products

All Results

Fastening and Joining

Machine Keys

Transmit torque from rotating shafts to gears, sprockets, and other machine parts

1,014 products

Machine Key Stock

Cut a custom length to transfer torque from shafts to components such as gears and sprockets

827 products

L-Keys

Turn fasteners from either end and reach into tight spots

788 products

T-Handle Keys

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

451 products

Screwdrivers

Tighten and loosen screws

344 products

Screwdriver Bits

Pair with drivers to turn screws

487 products

Impact Drivers

More powerful than drills to drive screws through dense material and loosen stuck fasteners

1 product

Torque-Control Flag-Handle Keys

Used to install carbide inserts in cutting tools, a handle limits the amount of torque generated

17 products

Driver Shafts

Attach to a handle to create your own driver tool, or pair with socket wrenches and power tools

37 products

Screwdriver/Nutdrivers

Quickly switch between driving screws and driving nuts

2 products

Nutdrivers

Tighten and loosen nuts and bolts

16 products

Screw Starters

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

4 products

Shut-Off Valve Wrenches

Turn hard-to-reach valves on gas lines, faucets, toilets, and sinks

1 product

Bit Sockets

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

862 products

Box Wrenches

Grip all sides of a fastener to prevent slipping

340 products

Pipe/Valve Wheel Wrenches

Grip and turn pipe with one end and loosen valve wheels with the other

1 product

Tank Wrenches

Turn valve stems, regulator inlet nuts, and caps on welding tanks

5 products

Valve Wheel Wrenches

Supply the leverage needed to turn hand wheels on large valves

25 products

Drain Wrenches

Install and remove drain traps and fittings, overflow outlets, and toilet inlet spuds

3 products

Wrench Heads

Attach to your ratchet wrench and socket extension to turn fasteners where clearance is limited

135 products

Socket Bits

Switch out worn or damaged bits instead of replacing your entire bit socket

37 products

Sockets

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

2 products

Building and Machinery Hardware

Keys

Replace or cut new keys for padlocks, enclosures, cabinet doors, and locksets

515 products

Padlocks

Shackle objects together, such as a door and its frame, to prevent theft or unauthorized entry

873 products

Fabricating and Machining

Fixture Keys

Locate fixtures and vises on your machine table

39 products

Drill Chuck Keys

Open and close drill chuck jaws

43 products

Drill Chuck Key Holders

Avoid losing your chuck key by securing it to your drill's power cord

2 products

Drill Drifts

Separate Morse taper shank cutting tools from spindles and adapters

4 products

Lathe Chuck Keys

A long T-handle gives leverage to open tight lathe chucks

21 products

Electrical

Manual Switches

Everything from toggle, push-button, and rocker switches to foot switches

57 products

Safety Switches

Protect people by cutting power to machines when access doors open; also known as interlock switches

23 products

Light Switches

Manually turn lights on and off

4 products

Containers, Storage, and Furniture

Hex Key Organizers

Store L-keys and T-handle keys according to size

14 products