Innoda Square Machine Keys, Carbon Steel, 1/8-in, 3-pk

These square machine keys from Innoda are designed to fit tightly on transmission shafts to hold pulleys and gears securely in place. Made from reliable carbon steel that will withstand regular use, each key measures 1/8" by 1/8" by 1 1/4" and you get three keys per pack to use as needed on your machinery. Simply slide the key onto the shaft and tighten the accompanying set screw to lock pulleys or gears in the position you require. A no-fuss, basic part for keeping industrial equipment running smoothly.