3/8 4 flute , M42 Square Single End, CH.020, 3/8 Shank, 3/4 LOC x 2-1/2 OAL

CORC-32 3/8 4 flute , M42 Square Single End, CH.020, 3/8 Shank, 3/4 LOC x 2-1/2 OAL 30 flute Angle