RATCHET SCREWDRIVER SET COMPUTER REPAIR, HOME USE 20PC 6.3X25mm Bits: 5, ... #carbon steel, heat treatment);6PC precision screwdriver: -2X50, -2.5X50, -3X50, PH000X50, PH00X50, PH0X50;1PC ratchet;6in1 foldable hex key set: 2 ... , 2.5, 3, 4, 5, 6 36PC RATCHET SCREWDRIVER SET