Stanley Proto J5251 3/8-Inch Spinner Ratchet, 1-1/2-Inch Made from alloy steel Heat-treated for strength and durability Fits on the drive end of the ratchet for quickly running down the fastener before final tightening with the ratchet Spinner Ratchets 3/8-inch, Full polish finish, 1-1/2-inch Overall length, 0.56-lbs Weight