HARFINGTON 2pcs Forstner Drill Bit 18mm (23/32") Carbide Forstner Bits Wood Hinge Hole Opener Cutter with Hex Shank for Woodworking Drilling

Do not drill metal and non-ferrous metals. Make sure there are no nails or other metal objects in the wood before drilling. Spray coated finish has a smooth, even surface that resists rust and corrosion.Precision ground carbide tips significantly improve wear resistance and cutting performance, and provide sharp cutting edges, high strength, hardness and heat resistance. Forstner bit adopts carbon steel body, which has good strength, durability and sufficient rigidity.3 spurs help guide it through wood and ensure accurate start holes, reducing slippage. Arc curve design head for easy chip-removal, more efficient perforation. Forstner drill bit enables precise, fast and clean drilling.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. The hex shank grips the chuck or extension adapter securely and increases torque transmission, reducing slippage inside the chuck.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.