Spline Tools | McMaster-Carr

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DFARS Specialty Metals

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Ratcheting

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

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Container Type

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193 Products

Fastening and Joining

Screwdriver Bits

Pair with drivers to turn screws

1 product

L-Keys

Turn fasteners from either end and reach into tight spots

30 products

Combination Wrenches

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

40 products

Sockets

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

11 products

Socket Adapters

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

2 products

Fabricating and Machining

Drill Bits

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

76 products

Drill Bit Shank Adapters

Convert your power tool to fit different drill bit sizes or shank types

5 products

Rotary Hammers

Cut holes and drive screws with cordless, electric, air-powered, and manual drills

1 product

Chisel Bits

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

7 products

Building and Machinery Hardware

Screening Splines

Hold insect screening in frames

20 products