Widia Hanita 4M4R19009XW 3/4×3/4×7/8×3.5in 4FL RUF Carbide End Mill
The 0.05 in corner radius protects the cutting edge from chipping under interrupted or heavy roughing cuts and is compatible with standard 3/4 in ER, Weldon, or hydraulic toolholders. MPN 4M4R19009XW.