Wrench Sockets | McMaster-Carr

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System of Measurement

Drive Size

Square Drive Size

Bolt Clearance Type

Socket Shape

Rounded 4-Point

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Overall Length

15/16" to 1 1/8"

31/32" to 3 1/16"

Socket Style

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Socket Type

Air Hammer Adapter

Dual-Drive Socket Adapter

Finger-Tightening Adapter

Hex Head Adapter

Hex Shank-to-Square Drive Adapter

Quick-Change Adapter

Ratchet Adapter

Secure-Hold Extension

Secure-Hold Socket Adapter

Spline Drive-to-Square Drive Adapter

Square Drive Size Adapter

Torque-and-Angle Measuring Adapter

Torque-Limiting Adapter

Drive Type

Finish

Magnesium Phosphate Coated

Manganese Phosphate Coated

Phosphate Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Zinc Phosphate Coated

Length

15/16" to 1 1/8"

31/32" to 3 1/16"

Material

Aluminum Bronze

Stainless Steel

Thread Size

Tip Style

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

RoHS

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Wrench Style

Head Style

Number of Pieces

Nut Diameter

How can we improve?

4,005 Products

Sockets

Sockets

6-Point Sockets

6-Point Sockets

Get the tightest grip possible on hex fasteners to prevent rounding their points

12-Point Sockets

12-Point Sockets

Grip hex fasteners quickly

Spanner Sockets

Spanner Sockets

Pins grip the slotted sides on bearing nuts for easy tightening and loosening

Extra-Deep 6-Point Sockets

Extra-Deep 6-Point Sockets

Double the clearance of standard sockets to access nuts on extra-long bolts

8-Point Sockets

8-Point Sockets

Quickly position these sockets on square and external 8-point fasteners

Nonsparking 6-Point Sockets

Nonsparking 6-Point Sockets

Made of aluminum bronze, so they won't create sparks in hazardous environments

Stubby 6-Point Sockets

Stubby 6-Point Sockets

Fit short sockets into spaces where height clearance is limited

Fastener-Holding 6-Point Sockets

Fastener-Holding 6-Point Sockets

Hold fasteners securely in place as you drive them in

6-Point Flex Sockets

6-Point Flex Sockets

Pivot the head to access hex fasteners from an angle

Open-End 6-Point Sockets

Open-End 6-Point Sockets

Slide the open side over a tube or hose to adjust a nut that’s already installed

4-Point Sockets

4-Point Sockets

Provide the tightest grip on square fasteners and prevent rounding

6-Point Stainless Steel Sockets

6-Point Stainless Steel Sockets

More corrosion resistant and less likely to flake than steel sockets

12-Point Flex Sockets

12-Point Flex Sockets

Pivot the head to access fasteners from an angle and the 12-point shape quickly grips them

Tri-Groove Sockets

Tri-Groove Sockets

Grip the indentations around the outside of tri-groove fasteners

Universal-Fit Sockets

Universal-Fit Sockets

Turn multiple shapes and sizes of fasteners with a single socket

Bolt-Through 6-Point Sockets

Bolt-Through 6-Point Sockets

Reach nuts at the bottom of a long threaded rod or bolt

Electrically Insulating 12-Point Sockets

Electrically Insulating 12-Point Sockets

Tested to 1,000 volts for protection against accidental contact with live electrical circuits

Nonmarring 6-Point Sockets

Nonmarring 6-Point Sockets

Firmly grip hex nuts and bolts without rounding or scratching them

5-Point Sockets

5-Point Sockets

Turn the nuts found on water and gas valves

Extended 6-Point Flex Sockets

Extended 6-Point Flex Sockets

An integrated extension eliminates the risk of your socket falling when reaching

External Torx-Plus Sockets

External Torx-Plus Sockets

Grasp external Torx-Plus fasteners using squared lobes that resist slipping

External Torx Sockets

External Torx Sockets

Tighten and loosen fasteners with an external Torx drive

Wing Nut Sockets

Wing Nut Sockets

Tighten or loosen wing nuts with more force than fingers can apply

Impact Sockets

6-Point Impact Sockets

6-Point Impact Sockets

Achieve the tightest grip on hex fasteners and prevent rounding

Thin-Wall 6-Point Impact Sockets

Thin-Wall 6-Point Impact Sockets

Fit these sockets in between tightly spaced fasteners

6-Point Flex Impact Sockets

6-Point Flex Impact Sockets

Pivot the head on these sockets to access hex fasteners from an angle

8-Point Impact Sockets

8-Point Impact Sockets

Quickly position on square fasteners

12-Point Impact Sockets

12-Point Impact Sockets

The 12-point shape quickly grips hex fasteners

12-Point Flex Impact Sockets

12-Point Flex Impact Sockets

Pivot the head to access fasteners from an angle

6-Point Lug Nut-Holding Impact Sockets

6-Point Lug Nut-Holding Impact Sockets

Stack up to five standard 6-point lug nuts in the shank to speed up jobs

Extra-Deep 8-Point Impact Sockets

Extra-Deep 8-Point Impact Sockets

Extra length allows access to fasteners on long bolts

4-Point Impact Sockets

4-Point Impact Sockets

Provide the best possible grip on square fasteners and prevent rounding

Wing Nut Impact Sockets

Wing Nut Impact Sockets

The slotted shape fits over wing nuts to tighten and loosen with more force than by hand

Fastener-Holding 6-Point Impact Sockets

Fastener-Holding 6-Point Impact Sockets

A magnet holds fasteners securely enough to drive self-tapping screws

6-Point Impact Sockets with Spline Drive

6-Point Impact Sockets with Spline Drive

Typically used where high torque is required, attach them to your spline-drive impact wrench

External Torx Impact Sockets

External Torx Impact Sockets

Tighten and loosen fasteners with an external Torx drive

Nonmarring 6-Point Impact Sockets

Nonmarring 6-Point Impact Sockets

Firmly grip nuts and bolts without damaging the finish

Nonsparking 12-Point Impact Sockets

Nonsparking 12-Point Impact Sockets

Made of aluminum bronze, so they won't create sparks in hazardous environments

Nonsparking 8-Point Impact Sockets

Nonsparking 8-Point Impact Sockets

Made of aluminum bronze to avoid sparks in hazardous environments; grip square-drive screws quickly

5-Point Impact Sockets

5-Point Impact Sockets

Turn 5-point tamper-resistant nuts and bolts often found on water and gas valves

Socket Sets

Economy 6-Point Socket Sets

Economy 6-Point Socket Sets

Suitable for occasional maintenance work, these sets are imported

Bolt-Through 6-Point Socket Sets

Bolt-Through 6-Point Socket Sets

Reach nuts at the bottom of a long threaded rod or bolt

Economy 12-Point Socket Sets

Economy 12-Point Socket Sets

Suitable for occasional maintenance work, these are imported; 12 points quickly grip hex fasteners

Wheel Bearing Locknut Socket Sets

Wheel Bearing Locknut Socket Sets

Shaped and sized for compatibility with wheel bearing locknuts on trucks and trailers

External Torx Socket Sets

External Torx Socket Sets

Tighten and loosen fasteners with an external Torx drive

6-Point Socket Sets

6-Point Socket Sets

Made in the U.S.A., these tools handle the toughest industrial applications

Open-End 6-Point Socket Sets

Open-End 6-Point Socket Sets

A cutout and extra length help you reach and twist nuts without having to disconnect your line

Fastener-Holding 6-Point Socket Sets

Fastener-Holding 6-Point Socket Sets

Keep nuts and bolts in place as you turn them using two spring-loaded balls

6-Point Flex Socket Sets

6-Point Flex Socket Sets

Access 6-point nuts and bolts in tight and awkward spaces

12-Point Socket Sets

12-Point Socket Sets

Made in the U.S.A., 12 points quickly grip hex fasteners in the toughest industrial applications

8-Point Socket Sets

8-Point Socket Sets

Grab onto square-drive screws and nuts more quickly than with 4-point sockets

Extra-Deep 6-Point Socket Sets

Extra-Deep 6-Point Socket Sets

Double the clearance of standard sockets to access nuts on extra-long bolts

12-Point Flex Socket Sets

12-Point Flex Socket Sets

Pivot the head to access fasteners from an angle

Electrically Insulating 12-Point Socket Sets

Electrically Insulating 12-Point Socket Sets

Organize what you need when working around live electrical circuits

External Torx-Plus Socket Sets

External Torx-Plus Socket Sets

Securely grip external Torx-Plus fasteners at high torque

Nonsparking 6-Point Socket Sets

Nonsparking 6-Point Socket Sets

Made of aluminum bronze, so these sets won't create sparks in hazardous environments

Tri-Groove Socket Sets

Tri-Groove Socket Sets

Grip the indentations around the outside of tri-groove fasteners

Spark Plug Sockets

Spark Plug Sockets

Spark Plug Sockets

A rubber insert grips the plug to prevent damage

Flex Spark Plug Sockets

Flex Spark Plug Sockets

Pivot the head to access fasteners from an angle

Continuous-Duty Sockets

Continuous-Duty 6-Point Sockets

Continuous-Duty 6-Point Sockets

Use in high-volume jobs when you need hardened steel to resist cracking and wear

Continuous-Duty Fastener-Holding 6-Point Sockets

Continuous-Duty Fastener-Holding 6-Point Sockets

A magnet holds the fastener securely enough to drive self-tapping screws

Impact Socket Sets

Nonmarring 6-Point Impact Socket Sets

Nonmarring 6-Point Impact Socket Sets

Tighten or loosen nuts and bolts without damaging the finish

6-Point Impact Socket Sets

6-Point Impact Socket Sets

The hex shape grips hex fasteners and prevents rounding

6-Point Flex Impact Socket Sets

6-Point Flex Impact Socket Sets

Pivot the head to access fasteners from an angle

Dual-Size 12-Point Impact Socket Sets

Dual-Size 12-Point Impact Socket Sets

Use one socket to switch between two fastener sizes

4-Point Impact Socket Sets

4-Point Impact Socket Sets

Grip square fasteners more tightly than 8-point sockets to reduce slips and chips

Budd Wheel Impact Socket Sets

Budd Wheel Impact Socket Sets

Remove and install dual wheels on trucks and trailers

External Torx Impact Socket Sets

External Torx Impact Socket Sets

Tighten and loosen fasteners with an external Torx drive

Reversible 6-Point Impact Socket Sets

Reversible 6-Point Impact Socket Sets

Turn 10 fastener sizes with these five sockets

Threaded Rod Sockets

Threaded Rod Sockets

Threaded Rod Sockets

Grip threaded rod for quick installation and removal without damaging the threads

Budd Wheel Impact Sockets

Budd Wheel Impact Sockets

Budd Wheel Impact Sockets

Designed for dual wheels on trucks and trailers, with both a hex and square recess

Strut Channel Sockets

Strut Channel Sockets

Strut Channel Sockets

Mount strut channel easily without the use of an extension or other tools

Other Products

Bit Sockets

Turn fasteners with an internal 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

Socket Adapters

Socket Adapters

Make your socket more versatile, from converting the drive to limiting torque

Ratchet Wrenches

Ratchet Wrenches

Adjust fasteners in tight spaces without removing and repositioning the wrench

Socket Wrenches

Socket Wrenches

Apply torque to turn nuts, bolts, and other fasteners without rounding the heads

Wrench Handles

Generate extra torque to loosen stubborn fasteners; also known as breaker bars

Ratchet Wrench/Screwdrivers

Ratchet Wrench/Screwdrivers

Switch between sockets and bits to turn a variety of fasteners with a single tool

Socket Extensions

Socket Extensions

Lengthen sockets to turn hard-to-reach fasteners

Socket Bits

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

Speeder Handles

Speeder Handles

Crank the handle to fasten nuts and bolts quickly

Screw, Pipe, and Stud Extractors

Screw, Pipe, and Stud Extractors

Remove broken screws, pipes, and studs without damaging the threads around them

Ball Joint Sockets

Ball Joint Sockets

Install and remove ball joints in suspension and steering systems

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