8Pcs Hinge Hole Puncher Center Drill Bit Set Hinge Tapper Core Hole Puncher

• ☑Unique design and perfect punch effect.
• ☑High speed steel ,high hardness and high Strength.
• ☑Sawdust will be automatically discharged from the top of the holes on both sides, without drill blocked. Never miss the center of the hole again, references from the hinge bevels.
• ☑8 DIFFERENT SIZE: Come with most common hinge screw sizes 1/4", 13/64", 5mm, 11/64", 9/64", 7/64", 5/64", 9/64".
• ☑Hinge drill is suitable for Door Window Cabinet carpenters, furniture makers and other wood working trades.Automatic center punch is Suitable for punching on steel plate, aluminum, copper, wood plank and other materials to positioning holes.Step drill bit is using to cut holes in a variety of materials including steel, brass, wood, plastic, etc.

Features: Made of high quality material, safe, non-toxic and durable. This product is used to drill the hinge hole on door and window. High positioning accuracy, will not shift during drilling. Drilling chips fall from the top of the borehole and out from both sides of the borehole for automatic discharge. The drill bit will not get stuck. Unique design, the best choice for DIY and professionals. For drilling of hinge, hardware parts and the occasion when accurate positioning hole is required. Drilling cuttings fall from the top of the borehole and out from both sides of the borehole so that the drill bit will not get stuck. Specifications: Material:high speed steel 7pcs Size: 1/4”、13/64”、5mm、11/64’’、9/64”、7/64” 、5/64” 8pcs Size:1/4”、13/64”、5mm、11/64’’、9/64”、7/64” 、5/64”、9/64” Package includes: 7pcs/8pcs x door window hinge hole puncher set