445-451W-1 || 7/16 Diameter, PowerA HY5 Corner Radius Endmills with Flat
- HY5 corner radius endmills featuring a 5-flute design with a 45° helix for high-efficiency machining
- Ideal for finishing and light roughing in steel, stainless steel, and alloy materials
- Corner radius geometry enhances edge strength while delivering smooth surface finishes
- 5-flute configuration provides excellent tool stability, reduced vibration, and improved feed capability
- Proudly made in the USA from solid carbide using the A-Gr-SiV Premium Carbide Blend (Active Grain Sized Volume)
Mastercut Tool Corp. (c) 2026