5/8 4 flute , M42 Square Single End, CH.020, 5/8 Shank, 1-5/8 LOC x 3-3/4 OAL

CORC-40 5/8 4 flute , M42 Square Single End, CH.020, 5/8 Shank, 1-5/8 LOC x 3-3/4 OAL 30 flute Angle