Machine Keys | McMaster-Carr

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Stainless Steel

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1,880 Products

Fastening and Joining

Machine Keys

Transmit torque from rotating shafts to gears, sprockets, and other machine parts

Machine Key Stock

Machine Key Stock

Cut a custom length to transfer torque from shafts to components such as gears and sprockets

Fabricating and Machining

Fixture Keys

Locate fixtures and vises on your machine table

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