3 Stck. 10 mm Nitrid Titanbeschichtet Hochgeschwindigkeitsstahl (HSS) 4341 Drehbohrer Bits
4341 high-speed steel contains high content of carbon and alloy elements, providing excellent cutting performance, high heat resistance, high hardness, wear resistance and durability. Suitable for applications requiring precise and efficient processing.Black nitride and gold titanium dual coatings can apply lubricant better for smoother drilling and are more durable and corrosion resistant. Large spiral grooves facilitate the export of metal chips, saving time an effort. The 135 degree fast cutting point penetrates quickly with less pressure and prevents walking on metal surfaces.Drill bits can drill clean and accurate holes in stainless steel, cast iron, carbon steel, aluminum alloy, copper, and brass. Cutting edges provide neat and smooth cuts. NOT suitable for tiles, concrete, walls, stones.
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