Allen Wrenches | McMaster-Carr

Filter by

System of Measurement

Drive Size

Tip Style

Driver Style

Sold As

Overall Length

15/16" to 1 1/8"

Finish

Magnesium Phosphate Coated

Phosphate Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Zinc Phosphate Coated

Long Leg Length

Color

Fluorescent Green

Number of Pieces

Relative Length

Grip Style

Material

Aluminum Bronze

Beryllium Copper

Stainless Steel

Container Type

Canvas Roll-Up Pouch

Compartmented Metal Box

Compartmented Plastic Box

Fabric Roll-Up Pouch

Metal Clip Rail

Short Leg Length

Ball Location

Driver Type

Maximum Access Angle

Shaft Length

Square Drive Size

Handle Material

REACH

RoHS

DFARS Specialty Metals

Export Control Classification Number (ECCN)

How can we improve?

4,573 Products

Fastening and Joining

L-Keys

Turn fasteners from either end and reach into tight spots

T-Handle Keys

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

Screwdrivers

Tighten and loosen screws

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

Driver Shafts

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

Screw Starters

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

Impact Drivers

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

Torque-Control Flag-Handle Keys

Torque-Control Flag-Handle Keys

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

Screwdriver/Nutdrivers

Screwdriver/Nutdrivers

Quickly switch between driving screws and driving nuts

Bit Adapters

Connect a variety of bits to drills, powered screwdrivers, ratchet wrenches, and other turning tools

Bit Sockets

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

Sockets

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

Socket Bits

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

Ratchet Wrenches

Ratchet Wrenches

Adjust fasteners in tight spaces without removing and repositioning the wrench

Containers, Storage, and Furniture

Hex Key Organizers

Hex Key Organizers

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

Bit Organizers

Store and organize several sizes and styles of bits

Screwdriver Organizers

Screwdriver Organizers

Keep screwdrivers sorted at your workstation or on the go

Socket Organizers

Socket Organizers

Arrange sockets at your workstation or carry them neatly around your facility

Fabricating and Machining

Lathe Chuck Keys

Lathe Chuck Keys

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

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)