HARFINGTON Forstner Drill Bit 59mm (2-5/16") Tungsten Carbide Wood Forstner Bit Opener Cutter for Hinge Hole Drilling Woodworking, Black

Do not drill metal and non-ferrous metals. Make sure there are no nails or other metal objects in the wood before drilling. The spray paint finish has a smooth, even surface that resists rust and corrosion.The widened and thickened premium carbide tips provide sharp cutting edges, high strength, high hardness, wear resistance, and heat resistance. The forstner drill bit enables precise, fast and clean drilling. The forstner drill bit adopts 45# carbon steel shank, which has good strength, durability and sufficient rigidity.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.The forstner bit is suitable for softwood, hardwood, solid wood, plywood, coated particle board, 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.The forstner drill bit can be used with handheld drills, drill presses, CNC routers, and lathes. Recommended to use on desktop (fixed) equipment.Note: Use a cutting oil or lubricant, control the speed, apply pressure gradually, and always wear personal protective equipment. Always keep the forstner bit firmly in place when drilling. The cutting edge and tip should be sharpened in time.