Metric Allen Keys | McMaster-Carr

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System of Measurement

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Tip Style

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Drilled Spanner

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Hex with Pilot Recess

Tamper-Resistant Hex

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Driver Style

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Overall Length

15/16" to 1 1/8"

1 1/4" to 1 3/8"

Finish

Magnesium Phosphate Coated

Phosphate Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Zinc Phosphate Coated

Long Leg Length

Color

Relative Length

Material

Aluminum Bronze

Beryllium Copper

Stainless Steel

Number of Pieces

Short Leg Length

Grip Style

Container Type

Compartmented Plastic Box

Metal Clip Rail

Plastic Clip Rail

Plastic Roll-Up Pouch

Ball Location

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Maximum Access Angle

Square Drive Size

Performance

Corrosion Resistant

Drop Prevention

Electrically Insulating

Static Dissipative

Tight Clearance

REACH

RoHS

DFARS Specialty Metals

Export Control Classification Number (ECCN)

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1,985 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

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

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

Sockets

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

Containers, Storage, and Furniture

Socket Organizers

Socket Organizers

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

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