Forstner Wood Boring Drill Bits Dia. Hole Saw Carbide Alloy Steel Tip Round Shank Cutting For Hinge Wood Tool - 1Set / 19Mm, 20Mm, 21Mm

Features:Higher efficiency and accurate positioning with the 3 teeth cutter head design.Removing the chips smoothly and working efficiently with radian curved design.The drill bit is made of 45# steel and carbide alloy, high hardness, wear resistance, good toughness, heat and corrosion.Suitable for hinges openings, locks openings, home openings and wood board openings.Applicable to various gypsum, plastic, wooden board, solid wood, artificial wood, indispensable woodworking gadget.Solid and not easy to break, suitable for platform drilling equipment such as bench drill, vertical drilling machine, CNC carving machine. Note:Please note that this product is not applied to concrete, steel plate, ceramics and glass.Specifications:Bit Shank Material: 45# SteelBit Tip Material: Carbide AlloyDrilling Diameter: 14mm / 0.55 inchDrilling Depth: 46mm / 1.81inchShank Diameter: 7mm / 0.28 inchTotal Length: 77mm / 3.03 inchDrilling Diameter: 15mm / 0.59 inchDrilling Depth: 46mm / 1.81inchShank Diameter: 7mm / 0.28 inchTotal Length: 77mm / 3.03 inchDrilling Diameter: 16mm / 0.63 inchDrilling Depth: 47mm / 1.85inchShank Diameter: 7mm / 0.28 inchTotal Length: 77mm / 3.03 inchPackage Contents: 3 x Wood Boring Drill Bits with Separate Plastic Box