Features HIGH HARDNESS This self-centering hinge drill bit provides high hardness, toughness, durability and excellent drilling performance, and is the centering guide for pre-drilling required for hinges. DOUBLE SIDED HOLE DESIGN This self centering hinge drill bit increases accuracy and efficiency. The double-sided hole design quickly and automatically executes the sawdust from both sides of the hole without drilling blockages, which helps to save time on removal Wide Application This self centering hinge drill bit is ideal for hinges, handles, drawer guides, and woodworking. Precise positioning of the grain in different materials, use as an awning for seat belts or as a glass window breaker for safety in the car. Stable Operation The drill bits feature a hex shank that fits securely into the drill chuck, ensuring stable and wobble-free operation. Easy to Use The self centering hinge drill bit is easy to use and works smoothly. The self-centring function ensures that the drill is perfectly aligned so that precise and accurate holes can be created every time. Specification: Item Type:Self Centering Hinge Drill Material: 35 steel hex shank, bearing steel drill bit Features: Accurate positioning, automatic removal of wood chips from the hole at the top of the drill bit, no jamming of the drill Usage The hinges are attached to doors and windows with screws, and the hinge hole cutter is used to drill holes for the hinge screws, the drill sleeve can better fix the position and improve drilling efficiency. Package list: 8 x self-centring hinge drill, 1 x hex key Package List 8 x Self Centering Hinge Drill 1 x Hex Wrench