Screw Tools | McMaster-Carr

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System of Measurement

Drive Size

Square Drive Size

Overall Length

15/16" to 1 1/8"

31/32" to 3 1/16"

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Tip Style

Socket Shape

Bolt Clearance Type

Driver Style

Length

15/16" to 1 1/8"

31/32" to 3 1/16"

Material

Aluminum Bronze

Beryllium Copper

Stainless Steel

Tungsten Carbide

Finish

Magnesium Phosphate Coated

Manganese Phosphate Coated

Phosphate Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Zinc Flake Coated

Zinc Phosphate Coated

Shank Type

Knurled-End Hex

Quick-Change Hex

OD

Socket Style

Grip Style

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

Drive Type

Adjustable Shut-Off Clutch

Adjustable Slip Clutch

Positive Clutch

RoHS

Compliant with Exemptions

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Socket Type

Air Hammer Adapter

Dual-Drive Socket Adapter

Finger-Tightening Adapter

Hex Head Adapter

Hex Shank-to-Square Drive Adapter

Quick-Change Adapter

Ratchet Adapter

Secure-Hold Extension

Secure-Hold Socket Adapter

Spline Drive-to-Square Drive Adapter

Square Drive Size Adapter

Torque-and-Angle Measuring Adapter

Torque-Limiting Adapter

Number of Pieces

Screw Size

No. 12 to 5/16"

How can we improve?

8,978 Products

Most Likely Products

Screwdrivers

Tighten and loosen screws

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

Sockets

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

All Results

Fastening and Joining

Screwdrivers

Tighten and loosen screws

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

Nutdrivers

Tighten and loosen nuts and bolts

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

Impact Drivers

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

One-Way Screw Remover Bits

One-Way Screw Remover Bits

Use with a nutdriver to loosen one-way screws

Screw Hole Starters

Screw Hole Starters

Mark, start, and thread screw holes into wood and other nonmetal materials

Masonry and Concrete Screw Installation Tools

Masonry and Concrete Screw Installation Tools

Use with a hammer drill to install tapping screws in concrete, block, and brick

Threaded Rod and Stud Driver Bits

Threaded Rod and Stud Driver Bits

Quickly install threaded rods and studs with a cordless drill, instead of by 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

One-Way Screw Removers

One-Way Screw Removers

Loosen and remove one-way screws

Wood Screw Threaded Stud Driver Bits

Wood Screw Threaded Stud Driver Bits

Install wood screw threaded studs, which are also known as dowel screws

Hanger Bolt Driver Bits

Hanger Bolt Driver Bits

Turn flat-end bolts and screws

Torque-Limiting Keys

Torque-Limiting Keys

Used to install carbide inserts in cutting tools, a handle limits the amount of torque generated

Driver Shafts

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

Speeder Handles

Speeder Handles

Crank the handle to fasten nuts and bolts quickly

T-Handle Keys

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

Screw Feeders

Sort loose screws and hold them up one at a time to speed up assembly lines

Threaded Stud and Rod Drivers

Threaded Stud and Rod Drivers

Hold and tighten threaded studs and rods

Torque Screwdrivers

Torque Screwdrivers

Apply precise torque as you fasten screws to prevent overtightening

L-Key Handles

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

Driver Extension Adapters

Driver Extension Adapters

Create a tool that’s as long as you need to reach deeply recessed fasteners

Sockets

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

Bit Sockets

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

Ratchet Wrenches

Ratchet Wrenches

Adjust fasteners in tight spaces without removing and repositioning the wrench

Wrench Heads

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

Ratchet Wrench/Screwdrivers

Ratchet Wrench/Screwdrivers

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

Socket Wrenches

Socket Wrenches

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

Wrench Handles

Generate extra torque to loosen stubborn fasteners; also known as breaker bars

Impact Wrenches

Impact Wrenches

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

Socket Drivers

Tighten and loosen sockets from above when there isn't room to swing a standard wrench

Socket Adapters

Socket Adapters

Make your socket more versatile, from converting the drive to limiting torque

Socket Extensions

Socket Extensions

Lengthen sockets to turn hard-to-reach fasteners

Socket Bits

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

Screw, Pipe, and Stud Extractors

Screw, Pipe, and Stud Extractors

Remove broken screws, pipes, and studs without damaging the threads around them

Fabricating and Machining

Tap, Die, and Thread File Sets

Tap, Die, and Thread File Sets

Repair internal and external threads in a range of sizes

Thread-Repairing Files

Thread-Repairing Files

Spot fix rusted and damaged threads along screws, pipe, or conduit

Dies

Cut or restore external threads on fasteners, pipe, or conduit

Drills

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

Drill/Screwdriver Bits

Drill/Screwdriver Bits

Quickly change between drilling countersunk holes and driving screws

Multitools

A variety of tools and blades all in one

Lathe Tool Insert Holder Replacement Parts

Lathe Tool Insert Holder Replacement Parts

Replace clamps, screws, shims, and other parts in lathe tool insert holders

Facility and Grounds Maintenance

Tool Sets

Secure fasteners and complete a variety of other maintenance tasks

Safety Equipment

Eyeglass Repair Kits

Eyeglass Repair Kits

Perform common eyeglass repairs with the included screwdriver, magnifier, and screws

Electrical Power, Networking, and Controlling

Wire Splice Screwdrivers

Wire Splice Screwdrivers

Install twist-on wire splices

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