Self-centering hinge drill bits for cabinet doors - 7pcs HSS 1/4" self-centering hex shank pre-cut bits, 5/64" 7/64" 9/64" 11/64" 25/12" 7" 13/64" 1/4"

Precision Drilling: Self-centering pre-drilling bits precisely create pilot holes in hinges, handles, drawer slides, and other hardware, ensuring screws are straight and flush for installation. Sharp Material: The 135-degree angled edge of the bit head makes drilling faster in the hinge hole positions. Automatic Wood Chip Removal: Sawdust is automatically drained from both sides of the holes, preventing the drill from clogging and eliminating the need to remove wood chips, thus efficiently increasing your workload. Easy to Use and Install: Different wood hardnesses require different centering bits; simply remove the screw and replace the drill bit. Professional video tutorials on usage will be provided. Product Description Size: 7pcs self-centering Who is it designed for? DIY enthusiasts – Professionals or hobbyists such as carpenters, mechanics, cabinetmakers, furniture makers, and other woodworkers. – These self-centering pre-drilling nails are ideal for pre-drilling holes for fasteners, including hinges, where perfectly centered pre-drilling is essential. – The 4 nails come in different sizes to fit all models, from the largest to the smallest. Unique Value: 1. Provide professional video usage tutorials, please contact us. 2. Long-term durability: brass shell, high-speed steel drill bit, electroplated finish, 14-month warranty. 3. Superior drilling performance: precise positioning, won't move, chips are automatically discharged from the hole on either side of the drill's top, preventing wood chip clogging. Instructions: Common Sizes: 5/64": Hole diameter is approximately 2 mm, use approximately 2.2-2.8 mm sheet metal screws. 7/64": Hole diameter is approximately 2.8 mm, use approximately 3-3.5 mm sheet metal screws. 9/64": Hole diameter is approximately 3.5 mm, use approximately 4-4.5 mm sheet metal screws. 11/64": Hole diameter is approximately 4.5 mm, use approximately 5 mm sheet metal screws. - 5.5 mm sheet metal screw 25/127": The hole diameter is approximately 5 mm, use approximately 5.5-6 mm sheet metal screw 13/64": The hole diameter is approximately 5.2 mm, use approximately 6-6.5 mm sheet metal screw 1/4": The hole diameter is approximately 6.35 mm, use approximately 7-7.5 mm sheet metal screw What's inside the package: 7pcs Hinge Drill Bit

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