Set Screw Wrenches | McMaster-Carr

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System of Measurement

Drive Size

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Tip Style

Overall Length

1 1/4" to 1 3/8"

1 1/4" to 4 11/16"

1 5/16" to 2 1/8"

1 5/16" to 4 11/16"

1 5/16" to 4 3/4"

1 5/16" to 6 13/16"

1 5/16" to 6 15/16"

Driver Style

Material

Aluminum Bronze

Beryllium Copper

Stainless Steel

Finish

Phosphate Coated

Titanium Nitride (TiN) Coated

Zinc Flake Coated

Length

1 1/4" to 1 3/8"

1 1/4" to 4 11/16"

1 5/16" to 2 1/8"

1 5/16" to 4 11/16"

1 5/16" to 4 3/4"

1 5/16" to 6 13/16"

1 5/16" to 6 15/16"

Grip Style

Shank Type

Knurled-End Hex

Quick-Change Hex

Wrench Style

Relative Length

Number of Pieces

Driver Type

Screw Size

Wrench Opening Shape

Performance

Adjustable Length

Changeable Shaft

Corrosion Resistant

Drop Prevention

Electrically Insulating

High Visibility

Head Style

Hex Shank Size

RoHS

Compliant with Exemptions

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

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

How can we improve?

4,490 Products

Fastening and Joining

Screwdrivers

Tighten and loosen screws

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

Torque Screwdrivers

Torque Screwdrivers

Apply precise torque as you fasten screws to prevent overtightening

Torque-Limiting Keys

Torque-Limiting Keys

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

Screwdriver Bits

Screwdriver Bits

Pair with drivers to turn screws

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

L-Key Handles

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

Combination Wrenches

Combination Wrenches

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

Ratchet Wrench/Screwdrivers

Ratchet Wrench/Screwdrivers

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

Fabricating and Machining

Multitools

A variety of tools and blades all in one

Lathe Chuck Keys

Lathe Chuck Keys

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

Drill Chuck Keys

Drill Chuck Keys

Open and close drill chuck jaws

Lathe Tool Insert Holder Replacement Parts

Lathe Tool Insert Holder Replacement Parts

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

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