Metric Socket Wrenches | McMaster-Carr

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System of Measurement

Square Drive Size

Drive Size

Bolt Clearance Type

Socket Shape

Overall Length

15/16" to 1 1/8"

Drive Style

External 12-Point

External Octagon

External Square

Tamper-Resistant Hex

Tamper-Resistant Torx

Sold As

Socket Style

OD

Finish

Magnesium Phosphate Coated

Phosphate Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Zinc Phosphate Coated

Head Style

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 Socket Adapter

Spline Drive-to-Square Drive Adapter

Square Drive Size Adapter

Torque-and-Angle Measuring Adapter

Torque-Limiting Adapter

Drive Type

Wrench Style

Material

Aluminum Bronze

Beryllium Copper

Stainless Steel

Unit of Measure

Torque

Less than 100 ft·lbf

100 ft·lbf to 249 ft·lbf

250 ft·lbf to 499 ft·lbf

500 ft·lbf to 999 ft·lbf

1,000 ft·lbf or greater

Less than 25 N-m

25 N-m to 49 N-m

50 N-m to 99 N-m

100 N-m to 249 N-m

250 N-m or greater

Tip Style

RoHS

Export Control Classification Number (ECCN)

REACH

DFARS Specialty Metals

Maximum Torque

Less than 500 ft·lbf

500 ft·lbf to 999 ft·lbf

1,000 ft·lbf to 1,999 ft·lbf

2,000 ft·lbf to 2,999 ft·lbf

3,000 ft·lbf or greater

Less than 100 N-m

100 N-m to 249 N-m

250 N-m to 499 N-m

500 N-m to 999 N-m

1,000 N-m or greater

Ratcheting

Thread Size

How can we improve?

2,152 Products

Fastening and Joining

Sockets

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

Torque Wrenches

Torque Wrenches

Avoid overtightening and damaging fasteners by applying a specific torque

Bit Sockets

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

Socket Wrenches

Socket Wrenches

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

Ratchet Wrenches

Ratchet Wrenches

Adjust fasteners in tight spaces without removing and repositioning the wrench

Wrench Handles

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

Impact Wrenches

Impact Wrenches

Maximize torque to break frozen bolts free and drive fasteners more quickly than other wrenches

Socket Drivers

Tighten and loosen sockets from above when there isn't room to swing a standard wrench

Socket Adapters

Socket Adapters

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

Wrench Heads

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

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

Impact Drivers

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

Torque Screwdrivers

Torque Screwdrivers

Apply precise torque as you fasten screws to prevent overtightening

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