1/4" Screwdrivers | McMaster-Carr

Filter by

Drive Style

Drilled Spanner

External 12-Point

External Square

Pozidriv® Terminal Screw

Tamper-Resistant Hex

Tamper-Resistant Torx

System of Measurement

Drive Size

Driver Style

Grip Style

Sold As

Driver Type

Overall Length

1 1/4" to 1 3/8"

1 5/16" to 4 11/16"

1 5/16" to 6 15/16"

1 3/8" to 1 5/8"

Material

Aluminum Bronze

Beryllium Copper

Stainless Steel

Tip Style

Shank Type

Knurled-End Hex

Quick-Change Hex

Number of Pieces

Length

1 1/4" to 1 3/8"

1 5/16" to 4 11/16"

1 5/16" to 6 15/16"

1 3/8" to 1 5/8"

For Bit Shank Type

Quick-Change Hex

Shaft Length

Power Source

Number of Sizes

Screw Size

Performance

Changeable Head

Changeable Shaft

Corrosion Resistant

Drop Prevention

Electrically Insulating

Extra Clearance

Extra-Strong Grip

Fastener Holding

High Visibility

Finish

Manganese Phosphate Coated

Phosphate Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Zinc Flake Coated

Thread Size

4-40 to 5/16"-32

RoHS

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

REACH

Export Control Classification Number (ECCN)

DFARS Specialty Metals

How can we improve?

516 Products

Fastening and Joining

Screwdrivers

Tighten and loosen screws

Screwdriver/Nutdrivers

Screwdriver/Nutdrivers

Quickly switch between driving screws and driving nuts

Torque Screwdrivers

Torque Screwdrivers

Apply precise torque as you fasten screws to prevent overtightening

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

L-Keys

Turn fasteners from either end and reach into tight spots

Nut Starters

Begin turning nuts in hard-to-reach spots

Nutdrivers

Tighten and loosen nuts and bolts

Screw Starters

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

T-Handle Keys

To turn fasteners in hard-to-reach spots, there's a long shaft and a grip for your whole hand

Nutdriver Bits

Pair with nutdrivers to turn hex nuts and cap screws

Bit Adapters

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

Impact Drivers

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

Driver Shafts

Attach to a handle to create your own driver tool, or pair with socket wrenches and power tools

L-Key Handles

Comfort with every turn—these upgrade your L-keys into T-handle keys

Ratchet Wrench/Screwdrivers

Ratchet Wrench/Screwdrivers

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

Bit Sockets

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

Sockets

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

Socket Bits

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

Wrench Heads

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

Torque Wrenches

Torque Wrenches

Avoid overtightening and damaging fasteners by applying a specific torque

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