Hex Key Wrench Sets | McMaster-Carr

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System of Measurement

Tip Style

Drive Style

Drilled Spanner

External 12-Point

External Square

Tamper-Resistant Hex

Tamper-Resistant Torx

Number of Pieces

Driver Style

Container Type

Canvas Roll-Up Pouch

Compartmented Metal Box

Compartmented Plastic Box

Fabric Roll-Up Pouch

Metal Clip Rail

Plastic Clip Rail

Drive Size

Finish

Magnesium Phosphate Coated

Phosphate Coated

Titanium Nitride (TiN) Coated

Zinc Flake Coated

Relative Length

Color

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"

1 5/16" to 6 13/16"

1 5/16" to 6 15/16"

Material

Aluminum Bronze

Beryllium Copper

Stainless Steel

Ball Location

Driver Type

Torque Limiting

Performance

Changeable Shaft

Corrosion Resistant

Drop Prevention

Electrically Insulating

High Visibility

Precise Control

Grip Style

Square Drive Size

Maximum Access Angle

Number of Sizes

Socket Shape

Handle Material

REACH

RoHS

DFARS Specialty Metals

Export Control Classification Number (ECCN)

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550 Products

L-Keys

L-Key Sets

Keep a selection of top-quality L-keys on hand, so you always have the size you need

Easy-Align Ball-Tip L-Key Sets

Easy-Align Ball-Tip L-Key Sets

Turn screws at an angle when you can't access them head on

Stubby Easy-Align Ball-Tip L-Key Sets

Stubby Easy-Align Ball-Tip L-Key Sets

An extra-short leg squeezes into spots with low overhead clearance

Color-Coded Easy-Align Ball-Tip L-Key Sets

Color-Coded Easy-Align Ball-Tip L-Key Sets

Take the guesswork out of picking the right drive size

Screw-Holding L-Key Sets

Screw-Holding L-Key Sets

Grip screws securely so you can fasten with one hand

Screw-Holding Easy-Align Ball-Tip L-Key Sets

Screw-Holding Easy-Align Ball-Tip L-Key Sets

Grip screws and engage at an angle so you can fasten with one hand in cramped spots

Nonsparking L-Key Sets

Nonsparking L-Key Sets

Won't create sparks when scraped, struck, or dropped

Tight-Clearance Flexible L-Key Sets

Tight-Clearance Flexible L-Key Sets

Bend around obstacles to access screws in hard-to-reach spots

Fold-Up L-Key Sets

Fold-Up L-Key Sets

Tuck into the handle like a Swiss army knife for easy carrying

Easy-Align Ball-Tip Fold-Up L-Key Sets

Easy-Align Ball-Tip Fold-Up L-Key Sets

Turn screws at an angle and tuck away like a Swiss army knife for easy carrying

Quick-Change Fold-Up L-Key Sets

Quick-Change Fold-Up L-Key Sets

Select the key you need without unstacking the others from the handle

Other Products

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

Bit Sockets

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

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

Torque-Limiting Keys

Torque-Limiting Keys

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

Sockets

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

Driver Shafts

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

Screwdriver/Nutdrivers

Screwdriver/Nutdrivers

Quickly switch between driving screws and driving nuts

Socket Bits

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

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