1.【High-Quality】Our Screwdriver bits are made of high strength chrome vanadium with professional heat treatment which provides high performance hardness. 2.【 Magnetic Screwdriver】Inside the handle have strone magnetic which can easily fix and attatch the bits. 3.【 Rotatable Ratchet Screwdriver】Our screwdriver set with rotatable ratchet ,which can rotated in any direction and save you much time and strength, make maintance and repair much eaiser.
