Hex Key Sockets | McMaster-Carr

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System of Measurement

Drive Size

Square Drive Size

Drive Style

External 12-Point

External Square

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Overall Length

15/16" to 1 1/8"

1 1/2" to 1 3/4"

1 1/2" to 1 7/8"

Sold As

Length

15/16" to 1 1/8"

1 1/2" to 1 3/4"

1 1/2" to 1 7/8"

Drive Type

Bit Replaceable

Socket Shape

Finish

Magnesium Phosphate Coated

Phosphate Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Number of Pieces

Material

Aluminum Bronze

Stainless Steel

Wrench Opening Shape

12-Point Sure Grip

RoHS

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

REACH

Export Control Classification Number (ECCN)

Container Type

Fabric Roll-Up Pouch

Metal Clip Rail

Plastic Clip Rail

Plastic Roll-Up Pouch

DFARS Specialty Metals

Wrench Style

Head Style

Performance

Electrically Insulating

Fastener Holding

Color

Fluorescent Green

How can we improve?

1,339 Products

Bit Sockets

Hex Bit Sockets

Hex Bit Sockets

Turn to tighten or loosen common hex fasteners

Long-Reach Hex Bit Sockets

Long-Reach Hex Bit Sockets

Access to hard-to-reach fasteners with these extra-long bits

Impact Hex Bit Sockets

Impact Hex Bit Sockets

Turn hex fasteners with the high torque and force of impact tools

Hex Bit Socket Sets

Hex Bit Socket Sets

Keep a full set of hex bits on hand in a variety of sizes

Stubby Hex Bit Sockets

Stubby Hex Bit Sockets

Turn fasteners in spaces where height clearance is limited

Long-Reach Ball-End Hex Bit Sockets

Long-Reach Ball-End Hex Bit Sockets

Extra-long bits with ball ends for angled entry

Long-Reach Hex Bit Socket Sets

Long-Reach Hex Bit Socket Sets

Turn to tighten or loosen hard-to-reach hex fasteners of different sizes

Impact Hex Bit Socket Sets

Impact Hex Bit Socket Sets

A variety of hex bits that withstand the high torque of impact tools

Maintenance Bit Socket Sets

Maintenance Bit Socket Sets

Keep a convenient variety of drive styles and bit sizes on hand

Long-Reach Impact Hex Bit Sockets

Long-Reach Impact Hex Bit Sockets

Access hard-to-reach hex fasteners and turn them using an impact tool

Ball-End Hex Bit Sockets

Ball-End Hex Bit Sockets

The ball end swivels to compensate for slight misalignment with the fastener

Stubby Hex Bit Socket Sets

Stubby Hex Bit Socket Sets

Access fasteners in tight spaces with a full assortment of short bits

Fastener-Holding Hex Bit Socket Sets

Fastener-Holding Hex Bit Socket Sets

Spring-loaded balls hold hex fasteners in place as you drive them

Long-Reach Ball-End Hex Bit Socket Sets

Long-Reach Ball-End Hex Bit Socket Sets

Tighten or loosen hard-to-reach hex fasteners at slight angles

Stubby Impact Hex Bit Sockets

Stubby Impact Hex Bit Sockets

Fit into tight spaces to turn hex fasteners using an impact tool

Dual-Drive Hex Bit Sockets

Dual-Drive Hex Bit Sockets

Tighten with a square-drive tool then turn with a wrench for extra leverage

Ball-End Hex Bit Socket Sets

Ball-End Hex Bit Socket Sets

Turn hex fasteners in a variety of sizes without needing perfect alignment

Flex Impact Hex Bit Socket Sets

Flex Impact Hex Bit Socket Sets

Pivot the sockets to access fasteners from an angle using impact tools

Long-Reach Impact Hex Bit Socket Sets

Long-Reach Impact Hex Bit Socket Sets

Access tough, hard-to-reach fasteners with a full set of extra-long bits

Continuous-Duty Hex Bit Sockets

Continuous-Duty Hex Bit Sockets

Designed for continuous use with impact tools on production lines

Tamper-Resistant Hex Bit Sockets

Tamper-Resistant Hex Bit Sockets

Tighten or loosen tamper-resistant hex fasteners that have security pins

Dual-Drive Hex Bit Socket Sets

Dual-Drive Hex Bit Socket Sets

Turn the hex-shaped bases with a wrench for extra leverage or when space is tight

Flex Hex Bit Socket Sets

Flex Hex Bit Socket Sets

Pivot the sockets in these sets to access fasteners from an angle

Flex Hex Bit Sockets

Flex Hex Bit Sockets

Tighten and loosen fasteners at an angle by pivoting the head

Electrically Insulating Hex Bit Sockets

Electrically Insulating Hex Bit Sockets

Insulated to protect against accidental contact with live electrical circuits

Tamper-Resistant Hex Bit Socket Sets

Tamper-Resistant Hex Bit Socket Sets

Tighten or loosen tamper-resistant hex fasteners with security pins

Other Products

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

Wrench Heads

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

Ratchet Wrenches

Ratchet Wrenches

Adjust fasteners in tight spaces without removing and repositioning the wrench

Box Wrenches

Grip all sides of a fastener to prevent slipping

Socket Organizers

Socket Organizers

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

Backup Wrenches

Backup Wrenches

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

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