Item #: 81192023Brand: Chicago-LatrobeModel #: 46672 Features and Benefits Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys. Oxide/gold finish provides a polished finish and prevents chip building, galling and welding on a workpiece. It is commonly used on low carbon, stainless steel and ferrous metals. Spiral flutes are constructed with a higher flute angle to remove chips more easily. Product Specifications Drill Bit Size (Wire) #2 Drill Bit Size (Decimal Inch) 0.2210 Drill Point Angle 135 Drill Bit Material Cobalt Drill Bit Finish/Coating Oxide/Gold Flute Type Spiral Cutting Direction Right Hand Shank Type Straight Coolant Through No Flute Length (Inch) 2-5/8 Overall Length (Inch) 3-7/8 Point Type Split Point Shank Diameter (Decimal Inch) 0.2210 Spiral Type Regular Spiral Specification Designation NAS Web Configuration Tapered Drill Bit Diameter Tolerance (Decimal Inch) -0.0007 to 0.0000 Web Thinning Web-Thinned Specification Number NAS 907 Drill Bit Grade Heavy-Duty Material Grade M42 Series/List 550
