Item #: 78502804Brand: Precision Twist DrillModel #: 010131 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 prevents chip building, galling and welding on the workpiece. It is commonly used on low carbons, stainless steel and ferrous metals. Spiral flutes are constructed with a higher flute angle to remove chips more easily. Product Specifications Drill Bit Size (Inch) 31/64 Drill Bit Size (Decimal Inch) 0.4844 Drill Point Angle 118 Drill Bit Material High Speed Steel Drill Bit Finish/Coating Oxide Flute Type Spiral Cutting Direction Right Hand Shank Type Straight Coolant Through No Flute Length (Inch) 4-3/8 Overall Length (Inch) 5-7/8 Point Type Split Point Spiral Type Regular Spiral Specification Designation ANSI; NAS Web Configuration Tapered Web Thinning Web-Thinned Specification Number NAS 907 Series/List R10A