4 pcs. Self-Centering Drill Bit with Hex Wrench for WoodworkingOOTDTY Features: ● Size: 5/64"/5.8cm, 7/64"/8.8cm, 9/64"/9.5cm, 11/64"/9.5cm● High-speed steel drill bits and electroplated brass body; Adjustable drilling depth; Strengthening the protection of metal products● The drill bit adopts self-centering design, disassembling the drill bit for easy means less walking and more precise drilling ● An ideal woodworking tool for woodworking, installing hinges on wooden doors, cabinets, windows, etc.● Sawdust will automatically come out of the rectangular hole for the brass coating and will not jam the drill bit during drillingSpecification: Material: High Speed SteelDIY Materials: WoodworkingType: Hinge Specification: 5/64" 7/64" 9/64" 11/64" Scope of Application: Household, Woodworking Package Includes: 4 Pcs Centering Hinge Drill BitsNote: 1. Please allow 1-2mm errors due to manual measurement, please make sure you do not mind before ordering.2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.