1/4-E RHS / RHC HSS 135 Degree Split Point Heavy Duty Screw Machine Length Drill - Steam Oxide Tool Diameter 1/4 inch - E O.A.Length 2-1/2 inch Measurement Type Inch Decimal Equivalent 0.25 inch Coating Black Oxide Shank Type Round Cle-Line Cle-Line List 1896 Heavy Duty Screw Machine Length Drills Cutting Edge Material HSS Screw Machine