12Pcs Mini Portable Multifunction Ratchet Screwdriver Set

1.Made of S2 steel, the bit using S2 steel, bits surface for steel material color, from inside to outside are the same.
2.Exquisite workmanship, each edge can be accurately locked screws and the screwdriver head.
3.The magnetic tip can suck the screws easily when used it.
4.Widely used for manual electric screwdriver, screwdriver, drill, air and other tools, etc.