3/4" 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

Ratcheting

Drive Style

External 12-Point

External Spline

External Square

Finish

Magnesium Phosphate Coated

Phosphate Coated

Number of Pieces

Overall Length

15/16" to 1 1/8"

1 1/2" to 2 1/4"

Relative Length

Grade

Material

Aluminum Bronze

Beryllium Copper

Stainless Steel

Appearance

Length

15/16" to 1 1/8"

1 1/2" to 2 1/4"

Container Type

Fabric Roll-Up Pouch

Metal Clip Rail

Plastic Clip Rail

Plastic Organizer

Plastic Roll-Up Pouch

Wrench Type

Performance

Changeable Head

Corrosion Resistant

Electrically Insulating

High Visibility

Reversible Ratcheting

Tight Clearance

Head Thickness

Square Drive Size

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

RoHS

DFARS Specialty Metals

REACH

Export Control Classification Number (ECCN)

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309 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

Box Wrenches

Grip all sides of a fastener to prevent slipping

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

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

Socket Wrenches

Socket Wrenches

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

Bit Sockets

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

Torque Wrenches

Torque Wrenches

Avoid overtightening and damaging fasteners by applying a specific torque

Impact Wrenches

Impact Wrenches

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

Socket Bits

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

L-Keys

Turn fasteners from either end and reach into tight spots

Driver Shafts

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

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