4/7/8pcs Self Centering Hinge Hardware Drill Bit Set Pilot Hole Guides Door Window Hinges Set

Description:Self Centering Hinge Hardware Drill Bit Pilot Hole Guides Door Window Hinge SetSpecifications:Device Type: Hinge Hardware Drill Bits SetMaterial: High-Speed Steel Shank Size: 1/4 inch (6.35mm)Dimensions: 5/64 inch, 7/64 inch, 9/64 inch, 9/64 inch, 11/64 inch, 13/64 inch, 5mm, 1/4 inchHinge Drill Length:● 5/64": 87mm● 7/64": 90mm● 9/64": 94mm● 11/64": 100mm● 13/64": 109mm● 5mm: 108mm● 1/4": 113mm Optional Sizes: #1: 4pcsHinge Drill+ 1PC Wrench #2: 7pcsHinge Drill + 1PC Wrench #3: 8PCS Hinge Drill + 1PC Wrench #4:8PCSHinge Drill + 8pcs Drill Bits + 1PC WrenchUse:5/64 inch: Hole diameter is about 2mm, for about 2.2-2.8mm tapping screw.7/64 inch: Hole diameter is about 2.8mm, for about 3-3.5mm tapping screw.9/64 inch: Hole diameter is about 3.5mm, for about 4-4.5mm tapping screw.11/64 inch: Hole diameter is about 4.5mm, for about 5-5.5mm tapping screw.5mm: Hole diameter is about 5mm, for about 5.5-6mm tapping screw.13/64 inch: Hole diameter is about 5.2mm, for about 6-6.5mm tapping screw.1/4 inch: Hole diameter is about 6.35mm, for about 7-7.5mm tapping screw.Note:Please adjust according to the hardness of the wood, if the wood is soft, choose a smaller size;If the wood is hard, you can choose a larger size or corresponding opening tool.Package Included:1 x Hinge Drill Bit set (optional)More Details: