Hex Tools | McMaster-Carr

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System of Measurement

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Tip Style

Overall Length

15/16" to 1 1/8"

Square Drive Size

Driver Style

Length

15/16" to 1 1/8"

Material

Aluminum Bronze

Beryllium Copper

Carbide-Tipped Steel

Stainless Steel

Finish

Magnesium Phosphate Coated

Manganese Phosphate Coated

Phosphate Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Bolt Clearance Type

Socket Shape

Shank Type

Knurled-End Hex

Quick-Change Hex

Grip Style

Wrench Style

Socket Style

Relative Length

Wrench Opening Shape

12-Point Sure Grip

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

Number of Pieces

RoHS

Compliant with Exemptions

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Thread Size

4-40 to 5/16"-32

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9,392 Products

Fastening and Joining

T-Handle Keys

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

L-Keys

Turn fasteners from either end and reach into tight spots

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

Driver Shafts

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

Screwdrivers

Tighten and loosen screws

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

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

Nut Starters

Begin turning nuts in hard-to-reach spots

Bit Adapters

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

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

Bit Sockets

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

Socket Bits

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

Sockets

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

Socket Extensions

Socket Extensions

Lengthen sockets to turn hard-to-reach fasteners

Socket Wrenches

Socket Wrenches

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

Combination Wrenches

Combination Wrenches

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

Open-End Wrenches

Open-End Wrenches

Tighten and loosen fasteners from the top or the side

Socket Adapters

Socket Adapters

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

Water Meter Wrenches

Water Meter Wrenches

Turn meter couplings and shut-off valve nuts on water meters

Ratchet Wrenches

Ratchet Wrenches

Adjust fasteners in tight spaces without removing and repositioning the wrench

Box Wrenches

Grip all sides of a fastener to prevent slipping

Torque Wrenches

Torque Wrenches

Avoid overtightening and damaging fasteners by applying a specific torque

Wrench Heads

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

Backup Wrenches

Backup Wrenches

Pair with a head and handle to create a wrench that keeps nuts from turning as you tighten bolts

Tool Sets

Secure fasteners and complete a variety of other maintenance tasks

Screw, Pipe, and Stud Extractors

Screw, Pipe, and Stud Extractors

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

Locknuts

Hold fasteners in place to prevent loosening from vibration

Flange Nuts

The flange distributes pressure, so you don't need a washer

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

Dies

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

Taps

Cut internal threads for fasteners, pipe, conduit, and more

Tap and Die Wrench Sets

Tap and Die Wrench Sets

Switch between internal and external threading with interchangeable tap and die adapters

Tap, Die, and Drill Bit Sets

Tap, Die, and Drill Bit Sets

Cut and repair internal and external threads and drill holes in many different sizes

Tap and Die Sets

Tap and Die Sets

Cut and repair internal and external threads in many sizes

Tap, Drill Bit, and Reamer Sets

Tap, Drill Bit, and Reamer Sets

The fastest way to prepare holes with a hand tool

Lathe Tool Insert Holder Hex Keys

Lathe Tool Insert Holder Hex Keys

Replace the hex keys for your lathe tool insert holder

Drill Bits

Create holes in metal, wood, plastic, concrete, and more

Drill/Screwdriver Bits

Drill/Screwdriver Bits

Quickly change between drilling countersunk holes and driving screws

Reamer Drill Bits

Reamer Drill Bits

Drill and finish holes in one pass

Drill Taps

Drill and thread holes with the same bit

Broaches

Install in an arbor press, milling machine, or CNC machine to cut shapes into existing holes

Countersinks

Cut a cone-shaped opening in a hole to install flat-head screws and rivets flush with the surface

Chisel Bits

Pair with powered hammers or needle scalers to chip material off of workpieces

Reamers

Finish holes to an exact size, correct misaligned holes, and remove burrs

Containers, Storage, and Furniture

Hex Key Organizers

Hex Key Organizers

Store L-keys and T-handle keys according to size

Bit Organizers

Store and organize several sizes and styles of bits

Screwdriver Organizers

Screwdriver Organizers

Keep screwdrivers sorted at your workstation or on the go

Building and Machinery Hardware

Protective Caps

Protective Caps

Protect just about anything, including pipe, flanges, screws, and posts

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