Spline Drivers | McMaster-Carr

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Socket Shape

Drive Style

External 12-Point

External Spline

External Square

System of Measurement

Drive Size

Square Drive Size

Bolt Clearance Type

OD

Overall Length

1 5/16" to 2 1/8"

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Drive Type

Socket Style

Socket Type

Finish

Magnesium Phosphate Coated

Phosphate Coated

Zinc Phosphate Coated

Material

Aluminum Bronze

Stainless Steel

Wrench Opening Shape

Length

1 5/16" to 2 1/8"

Number of Pieces

DFARS Specialty Metals

RoHS

Export Control Classification Number (ECCN)

REACH

Nut Clearance Depth

Wrench Style

Bolt Clearance Depth

Shank Type

Knurled-End Hex

For Bit Shank Type

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1,934 Products

Fastening and Joining

Sockets

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

Combination Wrenches

Combination Wrenches

Use the open end when tightening in cramped spaces and the box end when you need extra grip

Socket Inserts

Slip into sockets to keep fasteners from falling out

Impact Wrenches

Impact Wrenches

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

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

L-Keys

Turn fasteners from either end and reach into tight spots

Fabricating and Machining

Rotary Hammers

Cut holes and drive screws with cordless, electric, air-powered, and manual drills

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