Features: new for durability High surface finish and good wear resistance High precision, new coating technology Using imported technology for processing, the overall hardness is stronger, Blades last longer CBN machining materials advantages: CBN: ferrous metals with extremely stable chemical properties capable of hardening steel (45-65HRC) Bearing steel (60-62HRC), high-speed steel 62HRC, tool steel (57-60HRC), cooled iron roughing and finishing, also suitable for high-temperature alloys, thermal spray of materials containing more than 10% cobalt%, cemented carbide and other difficult high-speed cutting materials. It can be realized by lathe grinding, which greatly improves the processing efficiencyProduct Parameters:Blade Model: WNMG432 CBN Material: Working Hardened SteelHeat Resistance: 1400-1500°C Compressive Strength: 500-800MPaFracture Strength: 9.0Hardness: 3000-5000HVCurtic Conductivity: 200-300Coefficient of Thermal Expansion: 3.5-4.8Blade Shape: Diamond Back Angle Code: 0° Double Sided Blade Blade Length: 8mm Thickness: 4.76mm Angle: R0.8Package Included:2*WNMG432 CBN / WNMG080408 CBN InsertsWeight:1. The actual colors of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.