♥【High hardness material】 Made of chromium-vanadium alloy steel, strong and durable. It is small and portable and can be placed in your toolbox. ♥【Push-pull ratchet screwdriver】: Press the handle, the screwdriver rod will automatically rotate, achieving the effect of tightening or loosening the screw, faster than other screwdrivers. ♥【Easy disassembly and assembly】: Simple self-locking type, pull back the lock shell to open the lock, insert the bit to easily lock the bit. ♥【Semi-automatic screwdriver】: These spiral ratchet models are easier to wear on your wrist, allowing your wrist to rest. ♥【Adjustment switch and comfortable handle】 Comfortable grip, convenient and practical, 3 adjustment modes of loose, tight and fixed, easy to use. Suitable for all occasions., Manufacturer: MAOBU Store