Jobber Cutting Edge Material HSSCoPM 7/16 RHS / RHC HSS-CO 8% (M42) 135 Degree Split Point NAS907 Type J Cobalt Heavy Duty Jobber Drill - Straw / Gold Oxide Tool Diameter 7/16 inch Shank Diameter 7/16 inch Flute Length 4-1/16 inch O.A.Length 5-1/2 inch Cleveland List 2213 NAS907 Type J Cobalt Heavy-Duty Jobber Drills Coating Gold Oxide Measurement Type Inch Cleveland