Vulcan 250701OR Jobber Drill Bit, 3/8 in Dia, 5 in OAL, Straight Shank

M-35, 5% cobalt and extra thick drill core for optimum life and durability in hardened steel, super alloys, titanium and stainless steel applications, split point minimizes bit walk. All sizes 3/16 in and larger have three flats on the shank for a better grip on chuck.