Concave Radius Milling Cutters Products like: Solid tungsten carbide concave radius milling cutters, Mirror polished precision ground finished solid carbide circular saw blades, DIN 1837, DIN 1838 circular metal saws, etc. Solid tungsten carbide concave radius milling cutters Mirror polished precision ground finished solid carbide circular saw blades, DIN 1837, DIN 1838 circular metal saws 1