421-258 || 5/8 Diameter, Uncoated Ball End Axmills
- Ball end Axmills engineered specifically for high-efficiency machining of aluminum and non-ferrous materials
- Optimized geometry promotes excellent chip evacuation and allows for aggressive speeds and feeds
- Ball end profile delivers smooth finishes on contoured and 3D surfaces in aluminum alloys
- Manufactured from A-Gr-SiV Premium Carbide Blend (Active Grain Sized Volume) for edge sharpness, strength, and extended tool life
- Proudly made in the USA from solid carbide for consistent, high-performance results
Mastercut Tool Corp. (c) 2026