G.L.HUYETT™ Woodruff Key, Half Moon Imperial, 5/16 in Height, 3/4 in Length, SAE Number: 406, Stainless Steel, Plain, HRB 82 Hardness, 1/8 in Key, Material Grade: 300

ITEM FEATURES:

• They are designed to be installed deep into a shaft and firmly embedded
• As a result, they are less likely to slip out of the key way
• Both round and flat bottom designs are standard and function equally