Allen Tools | McMaster-Carr

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System of Measurement

Drive Size

Tip Style

Sold As

Overall Length

15/16" to 1 1/8"

1 1/4" to 1 3/8"

1 5/16" to 2 1/8"

1 5/16" to 4 11/16"

1 5/16" to 4 3/4"

Driver Style

Grip Style

Square Drive Size

Material

Aluminum Bronze

Beryllium Copper

Stainless Steel

Finish

Magnesium Phosphate Coated

Phosphate Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Zinc Flake Coated

Length

15/16" to 1 1/8"

1 1/4" to 1 3/8"

1 5/16" to 2 1/8"

1 5/16" to 4 11/16"

1 5/16" to 4 3/4"

Relative Length

Shaft Length

Long Leg Length

Socket Style

Number of Pieces

Color

Fluorescent Orange

Performance

Changeable Head

Changeable Shaft

Corrosion Resistant

Drop Prevention

Electrically Insulating

Fastener Holding

High Visibility

Precise Control

RoHS

REACH

Container Type

Canvas Bag with Zipper Closure

Canvas Case with Zipper Closure

Compartmented Metal Box

Compartmented Plastic Box

Fabric Roll-Up Pouch

Metal Clip Rail

Plastic Clip Rail

Export Control Classification Number (ECCN)

DFARS Specialty Metals

Short Leg Length

Wrench Opening Shape

12-Point Sure Grip

How can we improve?

3,325 Products

Fastening and Joining

T-Handle Keys

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

L-Keys

Turn fasteners from either end and reach into tight spots

Screwdrivers

Tighten and loosen screws

Torque Screwdrivers

Torque Screwdrivers

Apply precise torque as you fasten screws to prevent overtightening

Screw Starters

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

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

Impact Drivers

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

Bit Adapters

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

Screwdriver/Nutdrivers

Screwdriver/Nutdrivers

Quickly switch between driving screws and driving nuts

Bit Sockets

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

Socket Bits

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

Box Wrenches

Grip all sides of a fastener to prevent slipping

Sockets

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

Ratchet Wrenches

Ratchet Wrenches

Adjust fasteners in tight spaces without removing and repositioning the wrench

Torque Wrenches

Torque Wrenches

Avoid overtightening and damaging fasteners by applying a specific torque

Wrench Heads

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

Backup Wrenches

Backup Wrenches

Pair with a head and handle to create a wrench that keeps nuts from turning as you tighten bolts

Facility and Grounds Maintenance

Tool Sets

Secure fasteners and complete a variety of other maintenance tasks

Fabricating and Machining

Tap and Die Wrench Sets

Tap and Die Wrench Sets

Switch between internal and external threading with interchangeable tap and die adapters

Tap Extensions

Extend the length of your tap to cut in hard-to-reach areas

Lathe Tool Insert Holder Replacement Parts

Lathe Tool Insert Holder Replacement Parts

Replace clamps, screws, shims, and other parts in lathe tool insert holders

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