3pcs 6.35mm 60mm Hex Shank Magnetic Screwdriver Bit Holder Extension Quick Release Bar Screwdriver Bit Holder for Screws, Nuts, Drill, Driver

Rustproof, highly durable, and easy to use. Can be used to extend various types of screwdrivers. Magnetic inside for quick and easy attachment, significantly improving work efficiency. Suitable for electric drills and screwdrivers; wind load transfer function; helps loosen the drill bit holder. The interface has a locking function: it automatically locks when the drill bit is connected. To remove the drill bit, grasp the black chuck with one hand and push the hexagonal handle with the other.