Mrmn300 Cbn 3mm Width Diamond Insert Cnc Carbide Inserts For

● Model: MRMN300 CBN. ● 2PCS MRMN300 CBN. ● Box of 2pc inserts. Bearing steel (60-62HRC), high-speed steel>62HRC, tool steel (57-60HRC), rough turning and finishing turning of chilled cast iron, and capable of high-temperature alloys, thermal spraying materials containing more than 10% Co hard alloy and other difficult High-speed cutting of processed materials.