5/32 4 flute , M42 Square Double End, Center Cut, 3/16 Shank, 7/16 LOC x 2-1/4 OAL
COA-6 5/32 4 flute , M42 Square Double End, Center Cut, 3/16 Shank, 7/16 LOC x 2-1/4 OAL 35 flute Angle
COA-6 5/32 4 flute , M42 Square Double End, Center Cut, 3/16 Shank, 7/16 LOC x 2-1/4 OAL 35 flute Angle