Guhring - 11.91mm 130° Spiral Flute Cobalt Taper Length Drill Bit

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Item #: 55079099Brand: GuhringModel #: 9006170119100 Features and Benefits Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high t ensile alloys. Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic. Spiral flutes are constructed with a higher flute angle to remove chips more easily. Product Specifications Drill Bit Size (mm) 11.91 Drill Point Angle 130 Drill Bit Material Cobalt Drill Bit Finish/Coating Bright Flute Type Spiral Cutting Direction Right Hand Shank Type Straight Through Coolant No Point Type Split Point Spiral Type Regular Spiral Shank Diameter (mm) 11.91 Flute Length x Diameter Ratio 10xD Web Configuration Tapered Drill Bit Diameter Tolerance (mm) +0.000 to -0.027 Web Thinning Web-Thinned Specification Number DIN 340 Material Grade M35 Series/List 617 Show more