2pcs 6mm Carbide Router Bit 4 Flute TiSiN Coating CNC 55HRC for Steel, Aluminum Alloy, Copper

4 flute cutters produce a much finer finish than other flute tools, ideal for edge and finish milling, can be processed directly or finely for heat treatment form. Please choose a cutting length 2-3mm thicker than the cutting material. U-groove design for spiral milling cutter: wide front angle effectively reducing cutting resistance, sharp and durable, convenient for chip removal, improving machining efficiency. CNC carbide cutter material: solid carbide / tungsten steel, surface material: TiSiN, HRC: 55, cutting direction: right hand cut. CNC Bit Size: Cutting Diameter 6mm Shank Diameter 6mm Cutting Length 15mm Overall Length 50mm 6mm drill bit, please choose the appropriate size according to your needs. Suitable material: metal (such as steel, copper, cast iron, titanium alloy, carbon steel, alloy steel, aluminum alloy, magnesium alloy, cast aluminum)