[Ratchet function]: Ratchet screwdriver, positive and negative adjustment, can quickly install and remove forward and reverse rotating screws, very suitable for tightening screws in small spaces. 200% Efficiency Improvement: Dual drive technology, high torque ratchet, the screwdriver ratchet function is 2 times faster than standard screwdrivers. This design can increase your work efficiency and reduce labor 10 Bits Stored in the Handle: Mini Pocket Screwdriver Set, Ratchet Case, Handheld. Comes with 10 pieces of C6 series steel drill bits 45 size (1/4" hexagon), high hardness, high torque, wear-resistant and durable Comfortable and Easy: Reinforced hexagon, reinforced connecting rod, not easy to slip. With magnet, no dripping, durable .Soft grip handle, easy to operate, labor-saving, easy to work Good choice for left-handers: Can switch between right-handed, left-handed and fixed rotation. Quick disassembly, whether right-handed or left-handed