MSC 29670 Reduced Shank Drill Bit: 0.7031'' Dia, 1/2'' Shank Dia, 135 deg, High-Speed Steel

Reduced Shank Drill Bit: 1'' Dia, 1/2'' Shank Dia, 135 0, High Speed Steel 6'' OAL, 3-1/8'' Flute Length, Coated Finish, Weldon Shank, RH Cut, Series 280-UB

Reduced Shank Drill Bit: 1.06'' Dia, 1/2'' Shank Dia, 135 0, High Speed Steel 6'' OAL, 3-1/8'' Flute Length, Series 280-UB

Reduced Shank Drill Bit: 1.13'' Dia, 1/2'' Shank Dia, 135 0, High Speed Steel 6'' OAL, 3-1/8'' Flute Length, Series 280-UB

Reduced Shank Drill Bit: 53/64'' Dia, 1/2'' Shank Dia, 135 0, High Speed Steel 6'' OAL, 3-1/8'' Flute Length, Series 280-UB

Reduced Shank Drill Bit: 21/32'' Dia, 1/2'' Shank Dia, 135 0, High Speed Steel 6'' OAL, 3-1/8'' Flute Length, Coated Finish, Weldon Shank, RH Cut, Series 280-UB