Feature●Length: 15 mm / 0.6 inches, Thickness: 4 mm / 0.16 inches, Height: 6 mm / 0.24 inches.●This is a woodruff key is compatible with Mountfield, compatible with Stiga, compatible with Honda, compatible with Castel Garden●Woodruff keys prevent parts from spinning freely on the crankshafts on which they are located.●They are often found on crankshafts, where they slot into the key ways found on flywheels etc.●Woodruff key is made of metal, rust-proof, wear-resistant, and high expanding ability.Description