Square-Drive Screwdrivers | McMaster-Carr

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Drive Style

Drilled Spanner

External Square

Square/Phillips

Tamper-Resistant Hex

Tamper-Resistant Square

Tamper-Resistant Torx

System of Measurement

Drive Size

Overall Length

Driver Style

Shank Type

Quick-Change Hex

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Screw Size

Length

Driver Type

Material

Stainless Steel

Grip Style

Number of Pieces

For Bit Shank Type

Quick-Change Hex

Shaft Length

Square Drive Size

Hex Shank Size

Performance

Adjustable Length

Changeable Shaft

Corrosion Resistant

Electrically Insulating

Tamper Resistant

Tight Clearance

For Bit Hex Shank Size

REACH

Export Control Classification Number (ECCN)

RoHS

Finish

Phosphate Coated

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

DFARS Specialty Metals

Torque

Less than 0.5 in·lbf

0.5 in·lbf or greater

20 N-cm to 100 N-cm

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172 Products

Fastening and Joining

Screwdrivers

Tighten and loosen screws

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

Screw Starters

Grip and start turning screws that are too small to hold or located in hard-to-reach spots

Torque Screwdrivers

Torque Screwdrivers

Apply precise torque as you fasten screws to prevent overtightening

Bit Adapters

Connect a variety of bits to drills, powered screwdrivers, ratchet wrenches, and other turning tools

L-Keys

Turn fasteners from either end and reach into tight spots

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