Dimensions (Inch)--- IC (Size)=.375 (3/8) Thickness=.156 (5/32) Radius=.031 (1/32) Hole=.173 Relief Angle=7 Deg
M50E--- Universal multi-layered CVD Aluminum Oxide coated is a tough and wear resistant grade for use in light to rough turning of alloyed and unalloyed steels at medium cutting speeds even under slightly unfavorable conditions.
MT5--- Universal CVD TiN coated wear resistant grade for use in light to rough turning of alloy steels to stainless steels at low to medium cutting speeds, under somewhat unfavorable conditions.
MP4--- General purpose uncoated durable steel cutting grade. For use in alloy steels and stainless steels under extremely difficult conditions such as heavy interrupted cuts or very low speeds with large chip section.