... . ERGONOMIC HANDLE DESIGN INCREASE 40% MORE TORQUE 20 IN 1 RATCHET SCREWDRIVER BITS & SOCKET SETCrV STEEL BITS, SAND ... BITS:SL4, 5, 6, 7, PH1, 2, 3, PZ1, 2, 3, T15 T20,7PCS SOCKET: 5, 6, 7, 8 ... , 9, 10, 11MM 1PC 6.3X25MM SOCKET ADAPTER ... 1PC RATCHET SCREWDRIVER HANDLEERGONOMIC HANDLE DESIGN INCREASE 40% MORE TORQUE 20 in 1 ...