For use in automotive, industrial, agriculture, workshop. Enhanced life chrome vanadium steel, hardened & tempered, unique, ultra premium finish, scratch proof & rust resistant surface, enhanced performance, professional quality acc din & ansi, super grip holds fasteners firmly without deformation to fastener shape, knurled center band non - slip grip, pear head reversible ratchet: 48 tooth gear design, designed to transmit torques evenly. Quick release for convenient operation. Set contents 1 pc each 1/4" sq drive sockets: 4, 4.5, 5, 5.5, 6, 7, 8, 9,10, 11, 12, 13, 14, hex bit sockets: 3, 4, 5, 6, 7, 8, slotted bit sockets: 4, 5.5, 7, philips bit socket: ph1, ph2, ph3, pozi bit socket: pz1, pz2, pz3, torx bit sockets: t8, t10, t15, t20, t25, t30, t40, 7 attachments: extension bar: 2" (50 mm), 4" (100 mm), universal joint, sliding t bar, pear head ratchet handle, spinner handle, flexible extension.