Ergonomically designed T-handle for greater torque and comfort. Chamfered tips for easy entering into screws and fasteners. Anti-rust and corrosion resistant black finish. Contains one each: 5/64 In., 3/32 In., 1/8 In., 5/32 In., 3/16 In., 1/4 In., 5/16 In., 3/8 In.