External-Hex-Drive Sockets | McMaster-Carr

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System of Measurement

Drive Size

Bolt Clearance Type

Square Drive Size

Socket Shape

OD

Overall Length

1 3/8" to 1 5/8"

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Socket Type

Socket Style

Thread Size

4-40 to 5/16"-32

Drive Type

Finish

Hot-Dipped Galvanized

Magnesium Phosphate Coated

Manganese Phosphate Coated

Phosphate Coated

Zinc Flake Coated

Zinc Phosphate Coated

Material

Aluminum Bronze

Stainless Steel

Length

Specifications Met

Nut Clearance Depth

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

RoHS

Compliant with Exemptions

DFARS Specialty Metals

REACH

Export Control Classification Number (ECCN)

Number of Pieces

Set Type

Sockets with Drive Tools

Wrench Style

How can we improve?

4,071 Products

Fastening and Joining

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

Socket Wrenches

Socket Wrenches

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

Ratchet Wrench/Screwdrivers

Ratchet Wrench/Screwdrivers

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

Torque Wrenches

Torque Wrenches

Avoid overtightening and damaging fasteners by applying a specific torque

Impact Wrenches

Impact Wrenches

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

Ratchet Wrenches

Ratchet Wrenches

Adjust fasteners in tight spaces without removing and repositioning the wrench

Nutdriver Bits

Pair with nutdrivers to turn hex nuts and cap screws

Nutdrivers

Tighten and loosen nuts and bolts

Nut Starters

Begin turning nuts in hard-to-reach spots

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

Screwdriver/Nutdrivers

Screwdriver/Nutdrivers

Quickly switch between driving screws and driving nuts

Coupling Nuts

Connect and extend threaded rods

Hex Nuts

Handle most general fastening needs

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Shoulder Screws

Shoulder Screws

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

Fluid Handling

Thermocouple and RTD Mounts

Thermocouple and RTD Mounts

Join thermocouple connectors and probes that have different connection types

Material Handling

Turnbuckle Nuts

Turnbuckle Nuts

Tighten against a turnbuckle body to prevent the end fitting from unscrewing

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