Wrenches | McMaster-Carr

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System of Measurement

Drive Size

Wrench Style

Wrench Opening Shape

12-Point Sure Grip

Head Style

Sold As

Overall Length

15/16" to 1 1/8"

31/32" to 3 1/16"

Ratcheting

Finish

Magnesium Phosphate Coated

Manganese Phosphate Coated

Phosphate Coated

Titanium Aluminum Nitride (TiAlN) Coated

Titanium Nitride (TiN) Coated

Material

Aluminum Magnesium

Stainless Steel

Head Thickness

Square Drive Size

Length

15/16" to 1 1/8"

31/32" to 3 1/16"

Appearance

Relative Length

Number of Pieces

Wrench Type

Opening Angle

For Use With

CNC Retention Knobs

Fiber Optic Connectors

Fire Hose Fittings

Locking Tab Connectors

Rings, Flanges, and Collars

Round and Irregular Objects

Rounded Fasteners

Screws and Nuts

RoHS

Compliant with Exemptions

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

Export Control Classification Number (ECCN)

REACH

DFARS Specialty Metals

Performance

Adjustable Length

Angle Measuring

Changeable Head

Changeable Shaft

Corrosion Resistant

Drop Prevention

How can we improve?

10,791 Products

Fastening and Joining

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

Adjustable Wrenches

Adjustable Wrenches

Adjust the jaws to fasten different size nuts, bolts, or workpiece

Box Wrenches

Grip all sides of a fastener to prevent slipping

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

Sockets

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

Torque Wrenches

Torque Wrenches

Avoid overtightening and damaging fasteners by applying a specific torque

Spanner Wrenches

Spanner Wrenches

Grab onto holes and slots to turn collars, bearings, and other machine tool components

Pipe Wrenches

Grasp and turn pipe, conduit, and fittings

Pipe Wrench Jaws

Pipe Wrench Jaws

Replace jaws on pipe wrenches

Pipe Wrench Nuts

Pipe Wrench Nuts

Replace nuts on pipe wrenches

Pipe Wrench Springs

Pipe Wrench Springs

Replace springs in pipe wrenches

Bit Sockets

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

Drum Plug Wrenches

Drum Plug Wrenches

Install and remove screw-in drum plugs; also known as bung wrenches

Socket Wrenches

Socket Wrenches

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

Strap Wrenches

Grip plastic and high-polished pipe, tubing, hand wheels, and filters without marring the surface

Straps for Strap Wrenches

Straps for Strap Wrenches

Replace the strap on your strap wrench

Socket Adapters

Socket Adapters

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

Plug Wrenches

Insert and remove recessed plugs in drain cleanout pipe

Fire Hose and Hydrant Wrenches

Fire Hose and Hydrant Wrenches

Open and close hydrant caps, install sprinkler heads, and fasten fire hose fittings

Wrench Handles

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

Ratchet Wrench/Screwdrivers

Ratchet Wrench/Screwdrivers

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

Nut Pullers

Yank out a nut stuck inside a socket or other recess

Pipe/Valve Wheel Wrenches

Pipe/Valve Wheel Wrenches

Grip and turn pipe with one end and loosen valve wheels with the other

Tank Wrenches

Turn valve stems, regulator inlet nuts, and caps on welding tanks

Impact Wrenches

Impact Wrenches

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

Chain Wrenches

Grasp and twist pipe, tubing, and conduit, as well as irregularly shaped objects

Chains for Chain Wrenches

Chains for Chain Wrenches

Replace the chain on your chain wrench

Water Meter Wrenches

Water Meter Wrenches

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

Drum Plug Sockets

Drum Plug Sockets

Turn with a ratchet wrench to install and remove screw-in drum plugs

Socket Extensions

Socket Extensions

Lengthen sockets to turn hard-to-reach fasteners

Shut-Off Valve Wrenches

Shut-Off Valve Wrenches

Turn hard-to-reach valves on gas lines, faucets, toilets, and sinks

Valve Wheel Wrenches

Valve Wheel Wrenches

Supply the leverage needed to turn hand wheels on large valves

Lathe Collet Wrenches

Lathe Collet Wrenches

Install and remove lathe collets in lathe collet chucks or collet fixtures

Socket Bits

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

Socket Drivers

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

Oil Filter Sockets

Oil Filter Sockets

Twist with a ratchet wrench to adjust filters and other round objects in tight spots

Torque Multipliers

Torque Multipliers

Pair with a torque wrench to amplify torque while staying within a specific range

Backup Wrenches

Backup Wrenches

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

Socket Retaining Rings

Socket Retaining Rings

Secure sockets and adapters to impact tools

Drain Wrenches

Install and remove drain traps and fittings, overflow outlets, and toilet inlet spuds

Socket Inserts

Slip into sockets to keep fasteners from falling out

Ball Joint Sockets

Ball Joint Sockets

Install and remove ball joints in suspension and steering systems

L-Keys

Turn fasteners from either end and reach into tight spots

T-Handle Keys

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

Screwdrivers

Tighten and loosen screws

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

Torque-Limiting Keys

Torque-Limiting Keys

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

Torque Screwdrivers

Torque Screwdrivers

Apply precise torque as you fasten screws to prevent overtightening

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

Screwdriver/Nutdrivers

Screwdriver/Nutdrivers

Quickly switch between driving screws and driving nuts

Speeder Handles

Speeder Handles

Crank the handle to fasten nuts and bolts quickly

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

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

Adjustable Pliers

Adjustable Pliers

A range of jaw positions for turning fasteners and gripping workpieces

Long-Nose Pliers

Long-Nose Pliers

Grab, bend, and position wire and other small parts

Locking Pliers

Clamp workpieces and lock them in place to keep your hands free

Pliers Sets

A variety of pliers styles and sizes for whatever job comes up

Screw-Extracting Pliers

Screw-Extracting Pliers

Firmly grip stripped, rusty, and tamper-resistant screw heads for removal

Jaw Covers for Pliers

Jaw Covers for Pliers

Cover the jaws of slip-joint pliers to protect the finish of your workpiece

Wire-Gripping Pliers

Wire-Gripping Pliers

Pull, bend, and cut wire; also known as lineman's pliers

Slip-Joint Pliers

Slip-Joint Pliers

Adjust the pivot point to switch between two different jaw opening sizes

Parallel-Jaw Pliers

Parallel-Jaw Pliers

Jaws grip better than standard pliers to keep irregularly shaped objects from slipping

Wire-Forming Pliers

Wire-Forming Pliers

Loop and bend wire; also known as round-nose pliers

Multitools

A variety of tools and blades all in one

Tap Wrenches

Pair with square-shank taps to turn them by hand

Tap and Die Wrench Sets

Tap and Die Wrench Sets

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

Die Wrenches

Grip dies so you can turn them by hand

Pipe Threader Die Head Wrenches

Pipe Threader Die Head Wrenches

Pair with a Ridgid die head and dies to cut pipe and conduit threads

Lathe Chuck Keys

Lathe Chuck Keys

A long T-handle gives leverage to open tight lathe chucks

Lathe Tool Insert Holder Replacement Parts

Lathe Tool Insert Holder Replacement Parts

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

Rotary Tool Nose Caps

Rotary Tool Nose Caps

Attach to the end of Dremel grinders for quick accessory changes without extra tools

Gas Fitting Pliers

Gas Fitting Pliers

Perfect for adjusting burners and gas pipe fittings of various sizes

Fabric-Stretching Pliers

Fabric-Stretching Pliers

Grip and pull thin materials without tearing them

Containers, Storage, and Furniture

Wrench Organizers

Wrench Organizers

Keep wrenches in order at your workstation or when carrying them around your facility

Socket Organizers

Socket Organizers

Arrange sockets at your workstation or carry them neatly around your facility

Hex Key Organizers

Hex Key Organizers

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

Pail Lid Openers

Pail Lid Openers

Pry lids off plastic pails

Facility and Grounds Maintenance

Tool Sets

Secure fasteners and complete a variety of other maintenance tasks

Compression-Sleeve Pullers

Compression-Sleeve Pullers

Remove stuck or corroded sleeves from compression connections

Electrical Power, Networking, and Controlling

Cord Grip Pliers

Cord Grip Pliers

Assemble and install cord grips in a range of thread sizes

Conduit Locknut and Reaming Pliers

Conduit Locknut and Reaming Pliers

Tighten conduit locknuts and ream both the inside and outside of conduit with a single tool

Electrical Connector Holding Tools

Electrical Connector Holding Tools

Hold electrical connectors in place to safely join wires

Electrical Disconnect Pliers

Electrical Disconnect Pliers

A hook-shaped tip disconnects the locking tab on electrical connectors

Fiber-Optic Connector Pliers

Fiber-Optic Connector Pliers

Safely and securely grip connectors in packed panels without damaging them

Wire Splice Pliers

Wire Splice Pliers

A long nose with stepped jaws presses down evenly for parallel crimping

Spark Plug Pliers

Spark Plug Pliers

Grip boots firmly and remove them to access or inspect spark plugs

Relay Pliers

Thin, angled tips pop relays free from sockets in confined areas without damage

Building and Machinery Hardware

Ratchet Handles

Ratchet Handles

Quickly adjust machine components and valves in tight spaces

Knobs

Position, tighten, and secure fixtures and equipment

Keys

Replace or cut new keys for padlocks, enclosures, cabinet doors, and locksets

Material Handling

Railway Track Aligners

Railway Track Aligners

Push or pull rails to correct spacing after a derailment and when installing gauge tie rods

Fluid Handling

Hose and Tube Pliers

Hose and Tube Pliers

Install, remove, or pinch off hose and tube

Hose Clamp Installation Tools

Hose Clamp Installation Tools

Tighten hose clamps over hose and fittings to secure them

Power Transmission

Brake Spring Pliers

Brake Spring Pliers

Stretch brake springs into place and install or remove them from anchor posts

Measuring and Inspecting

Torque Gauges

Test the accuracy of torque wrenches and screwdrivers

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