Juego de 8 brocas de centrado, broca autocentrante para bisagras, herramientas de perforación para carpintería, broca para ventanas

Material: High-speed steel [7 Different Sizes]: The hinge drill bit comes with 7 of the most common hinge screw sizes: 2mm, 2.8mm, 3.6mm, 4.4mm, 5mm, 5.2mm, and 6.35mm. It is ideal for drilling holes in woodworking, cabinet making, joinery, and other woodworking jobs to install small hinges, or for use in box decorative hardware. [Precise Positioning]: The guide drill bit provides precise positioning and always stays aligned. The drill guide is securely fixed to ensure drilling accuracy. Sawdust automatically drains from the holes on both sides of the drill bit, preventing clogging. This improves safety during product use. [Easy to Use and Install]: Different types of wood require different drill bits; simply remove the screws and replace with a new drill bit. It is the ideal woodworking tool for installing hinges on wooden doors, cabinets, windows, etc. [Superior Design]: Sawdust automatically drains from both sides of the hole, preventing clogging and eliminating the need to remove sawdust, effectively improving your work efficiency.