550 Series Economical Milling Cutters 4-Flute 1-20mm Corner Radius Carbide HRC45/55 End Mill CNC Cutter

550 Series Economical Milling Cutters 4-Flute 1-20mm Corner Radius Carbide HRC45/55 End Mill CNC Cutter. SiTiNO Composite Coating: Provides high hardness, strong versatility, and oxidation resistance for extended tool life. Versatile Material Compatibility: Suitable for carbon steel, stainless steel (304/316L), pre-hardened steel, and P20. Dry and Wet Cutting: Capable of long-time cutting under both dry and wet conditions for flexibility. Multi-Axis Processing: Effective for side, groove, bottom, edge, and 3D contouring operations. Professional Manufacturing: Produced by a manufacturer with 25 sets of advanced machines including MAKINO. Available Stock: Regular types and sizes are kept in stock for fast delivery and sample requests.