1/4" Screwdrivers | McMaster-Carr

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Drive Style

Drilled Spanner

External 12-Point

External Square

Pozidriv® Terminal Screw

Tamper-Resistant Hex

Tamper-Resistant Torx

Driver Style

System of Measurement

Drive Size

Grip Style

Sold As

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"

Driver Type

Tip Style

Material

Aluminum Bronze

Beryllium Copper

Stainless Steel

Number of Pieces

Shank Type

Knurled-End Hex

Quick-Change Hex

Shaft Length

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"

Container Type

Compartmented Metal Box

Compartmented Plastic Box

Fabric Roll-Up Pouch

Metal Clip Rail

Plastic Clip Rail

Plastic Roll-Up Pouch

Power Source

For Bit Hex Shank Size

Screw Size

Number of Sizes

For Bit Shank Type

Quick-Change Hex

Finish

Phosphate Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Zinc Flake Coated

Thread Size

4-40 to 5/16"-32

RoHS

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

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490 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

Nut Starters

Begin turning nuts in hard-to-reach spots

L-Keys

Turn fasteners from either end and reach into tight spots

Screw Starters

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

Nutdrivers

Tighten and loosen nuts and bolts

T-Handle Keys

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

Bit Adapters

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

Nutdriver Bits

Pair with nutdrivers to turn hex nuts and cap screws

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

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.)