1/2 4 flute , M42 Square Single End, Center Cut, 1/2 Shank, 1/2 LOC x 2-1/2 OAL
6246 1/2 4 flute , M42 Square Single End, Center Cut, 1/2 Shank, 1/2 LOC x 2-1/2 OAL 30 flute Angle fine Pitch Rougher
6246 1/2 4 flute , M42 Square Single End, Center Cut, 1/2 Shank, 1/2 LOC x 2-1/2 OAL 30 flute Angle fine Pitch Rougher