Catalog number: INT-040 Features: ●Shank diameter is 3mm. ●With a Knoop hardness of approximately 4700 (the second hardest material after diamond), CBN can be used for most work materials, just like diamond, but it is most suitable for cutting metal work materials that generate a lot of heat during grinding and contain carbon. Applications: ●Suitable work materials: carbon steel, alloy tool steel, high-speed tool steel, bearing steel, case-hardened steel, hardened steel, stainless steel. Specifications: ●Grain size (#): 120 ●Blade diameter (mm): 4 ●Blade length (mm): 6 ●Shaft diameter (mm): 3 ●Total length (mm): 50 ●Maximum operating speed (rpm): 70000
