Black-Oxide Sockets | McMaster-Carr

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System of Measurement

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Square Drive Size

Socket Shape

Rounded 4-Point

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External 12-Point

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Tamper-Resistant Hex

Tamper-Resistant Torx

Tamper-Resistant Torx Plus

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OD

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Material

Stainless Steel

Socket Type

Air Hammer Adapter

Hex Shank-to-Square Drive Adapter

Quick-Change Adapter

Secure-Hold Extension

Secure-Hold Socket Adapter

Spline Drive-to-Square Drive Adapter

Square Drive Size Adapter

Fastener Head Type

Nut Clearance Depth

Bolt Clearance Depth

Tip Style

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

RoHS

Compliant with Exemptions

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Threading

Partially Threaded

Threaded on Both Ends

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10,781 Products

Fastening and Joining

Sockets

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

Bit Sockets

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

Socket Adapters

Socket Adapters

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

Socket Bits

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

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

Ratchet Wrenches

Ratchet Wrenches

Adjust fasteners in tight spaces without removing and repositioning the wrench

Ball Joint Sockets

Ball Joint Sockets

Install and remove ball joints in suspension and steering systems

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

Nutdrivers

Tighten and loosen nuts and bolts

Screw, Pipe, and Stud Extractors

Screw, Pipe, and Stud Extractors

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

Socket Head Screws

Socket Head Screws

With a deeper drive than flat and rounded head screws, these withstand more torque for a tighter hold

Flat Head Screws

Flat Head Screws

Fit in countersunk holes for a flush finish that won't snag on surrounding parts

Rounded Head Screws

Rounded Head Screws

Sit just above the surface for a low-profile finish and hold tighter than flat head screws

Set Screws

Exert pressure at the tip to hold parts in place, unlike screws that hold material together with threads

Shoulder Screws

Shoulder Screws

Rotate parts around the cylinder under the head to guide and align them during installation

Coupling Nuts

Connect and extend threaded rods

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Fabricating and Machining

Lathe Tool Insert Holder Hex Keys

Lathe Tool Insert Holder Hex Keys

Replace the hex keys for your lathe tool insert holder

Power Transmission

Shaft Adapters

Increase or reduce your shaft's diameter to fit equipment, or replace damaged shaft ends

Material Handling

Tow Eyes

Mount to trailers and connect to tow hooks or drawbar couplers on vehicles for towing

Wire Rope Compression Sleeves

Wire Rope Compression Sleeves

Install a permanent loop at wire rope ends using a compression tool

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