Corner Radius Style End Mills are designed to mill rounded grooves.
Micro-Grain Solid Carbide Corner Radius End Mills were developed for machining tough work hardening metals, stainless steel, titanium, monel, inconel, and super alloys. It is extremely shock resistant.
2 FLUTE
Using two flutes allows for maximum chip ejection.
REGULAR LENGTH
Single End Corner Radius - 2 Flute - Solid Carbide
page 279
4 FLUTE
Using four flutes provides a finer finish than two flutes and operates with less vibration when run at high speeds.
REGULAR LENGTH
Single End Corner Radius - 4 Flute - Solid Carbide
page 279