Vulcan 231911OR Jobber Drill Bit, 21/64 in Dia, 4-5/8 in OAL, 3-Flat Shank

High-speed steel with a 135 deg split point eliminates the need for center punch and keeps drill from skating on hard surfaces. Used to drill most ferrous and non-ferrous metals. All sizes 3/16 in and larger have three flats on the shank for a better grip on the chuck. Jobber length.