Various kinds of driver bits are included to meet the needs of professional use, home life, work and maintenance The locking mechanism of the multi-bit driver set arm is very stable and provides excellent longevity Screwdriver set with handle has a strong function of gluing small screws to tool head, suitable for disassembling delicate electronics 28 pieces stainless steel driver bits, continuous heating auxiliary control integrated molding, carbide, hard, unbreakable, full of toughness Multi-functional ratchet wrench and screwdriver set with ergonomic handles provides comfort and a secure grip, Manufacturer: Uitndvyte