4pcs Self Centering Hinge Drill Bits Set 1 4 Hex Shank Screw Sizes 5 64 7 64 9 64 11 64 for Door Cabinet 1pcs Automatic Center Punch

Description: Feature: 1.Material:Brass, HSS 2.Color: Sliver 3.These Self Centering Bits are great for drilling perfectly centered holes in hinges, hardware, or any time that you need accurately placed holes. 4.The beveled edge tips keeps them centered even if the hole is slightly smaller than standard home door hardware. 5.They have drill bit depth adjustments and recessed hex shafts for quick connectors. 6.They come with HSS drill bits that are replaceable with jobber bits if ever needed. 7.They come in the hinge screw sizes 5/64" 7/64" 9/64" 11/64" 8.Spring loaded outer guide keeps the high-speed drill centered 9.Fit for drilling pilot holes in cabinet and door hinges and door butts 10.Self-centering for consistently accurate pilot holes Size: 5/64'':Hole diameter is about 2 mm,Use about 2.2 - 2.8 mm tapping screw 7/64'':Hole diameter is about 2.8 mm,Use about 3 - 3.5 mm tapping screw 9/64'':Hole diameter is about 3.5mm,Use about 4 - 4.5 mm tapping screw 11/64'':Hole diameter is about 4.5mm,Use about 5 - 5.5 mm tapping screw Note: Please appropriate adjustments according to the hardness of wood when opening, if wooden cottage,you can choose a smaller size, if hard wood,choose corresponding or a bigger size. Package include 4pcs HSS Self Centering Hinge Drill Bits Set Door Cabinet 1pcs Gold Center Hole Punch