[Specification] Drilling Diameter: 5/64 inch; Drilling Depth: 18mm / 0.71 inch[Precise Positioning] The drill bush is designed for precise positioning without moving.[Widely Application] It's used for the installation of the door hinge, door butt, handles, drawer slides, etc.[Specific Design] The sawdust will be automatically discharged from the sides of the drill hole, and will not block the drill.[Material] The drill bit is made of high-speed steel, sharper and more durable, high hardness, wear resistance, good toughness, heat and corrosion.Features:Applicable for various wood products, wood, MDF, plywood, particleboard, solid wood, artificial wood, etc.The drill bush is for precise positioning, it's suitable for the installation of the door hinge, door butt, handles, drawer slides, and more.The high-speed steel tool handle is solid and not easy to break, suitable for platform drilling equipment such as electric drill, charging drill, bench drill, cordless Li-ion drill, etc.How to use: Please adjust the drill size according to the hardness of the wood before opening the hole. If the wood is soft, you can choose the smaller one, if the wood is hard, you can choose the corresponding or larger one.Note:Please note that this product is not applied to concrete, steel plate, ceramics and glass.Specifications:Bit Shank Material: Carbide AlloyBit Tip Material: High-speed SteelDrilling Diameter: 11/64 inchDrilling Depth: 25mm / 0.98 inchShank Diameter: 1/4 inchShank Length: 7.5mm / 0.3 inchTotal Length: 99mm / 3.9 inchColor: SilverPackage Contents: 1 x Self Centering Hinge Tapper Core Drill Bit