Item #: 41228818Brand: Walter-TitexModel #: 5061007 Features and Benefits Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys. Tinal is extremely wear resistant coating when used at high temperatures and speeds in a wide range of high strength applications. It is commonly used on steel, cast iron and non-ferrous metal. Tinal is a proprietary coating exclusive to Walter Titex. Spiral flutes are constructed with a higher flute angle to remove chips more easily. Product Specifications Drill Bit Size (mm) 3.50 Drill Bit Size (Decimal Inch) 0.1378 Drill Point Angle 118 Drill Bit Material Cobalt Drill Bit Finish/Coating TiNAl Flute Type Spiral Cutting Direction Right Hand Shank Type Straight Coolant Through No Flute Length (mm) 39.00 Flute Length (Decimal Inch) 1.5354 Overall Length (mm) 70.00 Overall Length (Decimal Inch) 2.7559 Flute Length x Diameter Ratio 8xD Point Type VA Inox Shank Diameter (mm) 3.50 Shank Diameter (Decimal Inch) 0.1378 Maximum Drilling Depth (Decimal Inch) 1.2992 Maximum Drilling Depth (mm) 33.00 Spiral Type Regular Spiral Shank Length (mm) 31.00 Shank Length (Decimal Inch) 1.2205 Specification Designation DIN Web Configuration Tapered Drill Bit Diameter Tolerance (mm) h8 Number of Flutes 2 Web Thinning Web-Thinned Specification Number DIN 338 Material Grade M35 Series/List A1254TFT