3pcs HSS Self Centering Hinge Drill Bit Holes Wood Working Reaming Tool Countersink Drill Bit

Description 3pcs HSS Self Centering Hinge Drill Bit Holes Woodworking Reaming ToolSpecification Material High speed steelColor SilverShank diameter Approx 6mm 0 23Quantity 3pcsHole SizeHole diameterSelf tapping screws7 64 2 8mm3 3 5mm 9 64 3 5mm4 4 5mm11 64 4 5mm5 5 5mm Features Positioning accuracy will not shift sawdust from the top of the drill hole on both sides of the automatic discharge will not be stuck bit The door and window hinge is fixed on the door and window by screws This product is used for opening the hole of hinge hole of door and window The drillingsleevecan fix the position well and ensure the precision of drilling It is a good tool to improve the drilling efficiency Compact design powerful whether it is Friends of the Friends of the project or the use of wood are in your hands weapon How to use When opening adjust the hardness according to the appropriate wood if the wood soft can choose a small one if the hard wood can choose the corresponding orlarger on the 1st Package Included 3 x HSS Drill Bit Set 7 64 9 64 11 64 More Details