Package Include:Totally 5 Pieces 1/4" hexagonal shank Drill Bit Tip Holder, 3 Pieces-3.5 inches(80 mm) and 2 pieces-5inches(120 mm) bit shaft
Self-Retracting Guide Sleeve: Barrel-shaped and helps users drill without touching screw
Sleeve Protection: The jacket is movable and retractable, which plays a role of guiding and positioning. Protects fingers and holds screws in place while eliminating wobbling and slipping
Magnetic Bit Shaft: Magnet is located inside the tube, Securely holds the bits in place, reduces the possibility of wobble or fall out, ensures the accuracy of your power drill or other devices
Widely Used: Magnetic Extension Socket Drill Bit Holder,Universal fit electric screwdrivers, manual screwdrivers, T-handle 1/4" driver screwdrivers, corded drills, cordless drills, power drill, impact drivers or any other devices with 1/4 inch hex shank