Open End Wrenches | McMaster-Carr

Filter by

System of Measurement

Drive Size

Wrench Style

Wrench Opening Shape

12-Point Sure Grip

Head Style

Sold As

Ratcheting

Overall Length

Drive Style

External 12-Point

External Spline

External Square

Finish

Phosphate Coated

Head Thickness

Material

Aluminum Magnesium

Beryllium Copper

Stainless Steel

Appearance

Length

Relative Length

Number of Pieces

Wrench Type

Opening Angle

Grade

Performance

Adjustable Length

Changeable Head

Corrosion Resistant

Electrically Insulating

High Visibility

Reversible Ratcheting

For Use With

CNC Retention Knobs

Round and Irregular Objects

Screws and Nuts

Shut-Off Valves

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

RoHS

Export Control Classification Number (ECCN)

DFARS Specialty Metals

REACH

How can we improve?

1,625 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

Wrench Heads

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

Pipe Wrenches

Grasp and turn pipe, conduit, and fittings

Drum Plug Wrenches

Drum Plug Wrenches

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

Torque Wrenches

Torque Wrenches

Avoid overtightening and damaging fasteners by applying a specific torque

Pipe/Valve Wheel Wrenches

Pipe/Valve Wheel Wrenches

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

Socket Wrenches

Socket Wrenches

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

Drum Plug Sockets

Drum Plug Sockets

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

Tank Wrenches

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

Water Meter Wrenches

Water Meter Wrenches

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

Valve Wheel Wrenches

Valve Wheel Wrenches

Supply the leverage needed to turn hand wheels on large valves

Shut-Off Valve Wrenches

Shut-Off Valve Wrenches

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

Oil Filter Sockets

Oil Filter Sockets

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

Drain Wrenches

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

Containers, Storage, and Furniture

Wrench Organizers

Wrench Organizers

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

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