
Mgmn Mgmr 300 400 Parting Grooving Turning Milling Inserts CNC Cutting Carbide Groove Inserts. 100% Virgin Carbide: Made from 100% new tungsten carbide powder for excellent wear resistance and toughness. High Performance Coating: Features super hard PVD/CVD nano coating with smooth surface for long tool life. ISO9001 Quality Control: 100% inspection under ISO9001:2015 system ensures precise dimensions and high accuracy. Versatile Material Application: Suitable for steel, stainless steel, cast iron, aluminum, and high-speed processing. OEM Customization Support: Provides OEM services and customized packaging solutions for specific client needs. High Production Capacity: Monthly production capacity of 100,000 pieces ensures timely supply for large orders.