Midwest Fastener 5/16 in. x 5/16 in. x 1-1/2 in. Square Key Stock

The Midwest Fastener 5/16 in. x 5/16 in. x 1-1/2 in. Square Key Stock is engineered for reliable torque transmission and mechanical power transfer between shafts, pulleys, gears, and drive hubs. It fits cleanly into standard keyways to prevent rotational slippage and ensure dependable equipment operation. Constructed from durable steel with a protective zinc finish, this machine key offers excellent strength and corrosion resistance. It is well-suited for a variety of agricultural, automotive, industrial, and power equipment repairs.