HARFINGTON Forstner Drill Bit 78mm (3-1/16") Tungsten Carbide Wood Forstner Bit Opener Cutter for Hinge Hole Drilling Woodworking, Black
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Product details
| Management number | 209975842 | Release Date | 2026/04/02 | List Price | US$13.36 | Model Number | 209975842 | ||
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- Size - Drilling diameter: 78mm / 3-1/16"; shank size: 12mm / 15/32"; drilling depth: 60mm / 2-3/8"; total length: 90mm / 3-9/16"; shank type: hex shank
- Material - Widened and thickened premium carbide tips provide sharp cutting edges, high strength, high hardness, wear resistance, and heat resistance. It enables precise, fast and clean drilling. 45# carbon steel shank has good strength, durability and sufficient rigidity.
- Features - The spur help guide it through wood and ensure accurate start holes, reducing slippage. Arc curve design head for easy chip-removal, more efficient perforation. The shank and cutter head are precision ground to ensure stable drilling and high concentricity.
- Applications - Suitable for softwood, hardwood, solid wood, plywood, laminate and MDF. Easily drills flat-bottomed and pocket holes with precise, smooth finish. Widely used for furniture joints and woodworking projects, such as mortise joints, dowels, hinge cups, shelf pin, pocket screw.
- Notes - Used with handheld drills, drill presses, CNC routers, and lathes. Recommended to use on desktop (fixed) equipment. Do not drill metal and non-ferrous metals. Use a cutting oil or lubricant, hold still, control the speed, apply pressure gradually, and always wear protective equipment.
| Brand Name | HARFINGTON |
|---|---|
| Shank Type | Hex Shank |
| Unit Count | 1.0 Count |
| Finish Types | Spray Paint |
| Manufacturer | HARFINGTON |
| Material Type | Tungsten Carbide, 45# Carbon Steel |
| Tool Flute Type | Straight |
| Cutting Diameter | 78 Millimeters |
| Number of Flutes | 1 |
| Surface Recommendation | Wood |
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