1-3/8 4 flute , HSS Corner Round Single End, 7/16 Radius, 1 Shank, 7/16 LOC x 4 OAL
1-3/8 4 flute , HSS Corner Round Single End, 7/16 Radius, 3/4 Shank, 7/16 LOC x 3-3/4 OAL