
Carbide CNC Machine Straight Cutter HSS HRC70 4 Flute Flat Tungsten Carbide Tungsten Stainless Steel for High Hardness Metal End Mill. Ultra-Hard HRC70 Coating: Premium AlTiN or TiSiN coating provides exceptional wear resistance for materials up to HRC 70. Wide Diameter Range: Available in sizes from 1mm to 20mm, with custom sizes available upon request. Multiple Flute Options: Offered in 2-flute, 4-flute, and other configurations for various machining needs. OEM/ODM Service: Full customization available based on customer design drawings and samples. High-Speed Machining: Optimized geometry ensures smooth finishes and reduced vibration for HSM applications. Cost-Effective Durability: Extended tool life reduces replacement frequency and minimizes production downtime. Precision Engineering: Meticulously ground cutting edges ensure high accuracy and tight tolerances. Versatile Applications: Ideal for aerospace, automotive, mold making, and medical industries.