The Matco Tools 10" Double Locking Flex Head Ratchet - 1/4" Hex x 1/4" Sq. Drive, No. BR7210, features low-profile locking, flexible heads for maneuverability in tight spaces. It has a 72-tooth square drive gear head on one end that requires five degrees of sweep and on the other end a 60-tooth hex drive gear head, requiring six degrees of sweep. Easily and rapidly turn fasteners with fingertips with the included thumb wheels. The ratchet also offers a reversible ratcheting mechanism.