Item #: 57594681Brand: Cle-LineModel #: C23855 Features and Benefits High speed steel (HSS) provides good wear resistance and can be used in general purpose applications for both ferrous and nonferrous materials. Oxide/Gold provides a polished finish and prevents chip building, galling and welding on a workpiece. It is commonly used in several applications on low carbons, stainless steel and iron based ferrous metals. Product Specifications Drill Bit Size (Decimal Inch) 0.4531 Drill Bit Size (Inch) 29/64 Drill Bit Size (mm) 11.51 Drill Point Angle 135 Drill Bit Material High Speed Steel Drill Bit Finish/Coating Oxide/Gold Shank Type Round with Flats Overall Length (Decimal Inch) 4.6250 Overall Length (Inch) 4-5/8 Overall Length (mm) 117.48 Flute Length (Decimal Inch) 3.0000 Flute Length (Inch) 3 Cutting Direction Right Hand Shank Diameter (Inch) 29/64 Point Type Split Point Flute Type Spiral Spiral Type Regular Spiral Through Coolant No Number of Flats 3 Web Configuration Tapered Web Thinning Web-Thinned Drill Bit Grade Heavy Duty Series/List 1875R