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Guhring - 8mm 2-Flute High Speed Steel Extra Length Drill Bit - Exact Tooling

Guhring - 8mm 2-Flute High Speed Steel Extra Length Drill Bit


Item #: 78996931
Brand: Guhring
Model #: 9005040080000

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.
Nitrided land increases durability on the raised spiral areas at the end of the drill bit. It is commonly used on aluminum with a high silicon content, brass, cast iron, plastics and mild steels
Product Specifications
Drill Bit Size (mm) 8.00
Drill Bit Size (Decimal Inch) 0.3150
Drill Bit Material High Speed Steel
Drill Bit Finish/Coating Nitrided Land
Overall Length (mm) 390.00
Through Coolant NonCoolant Through
Shank Diameter (Decimal Inch) 0.3150
Shank Diameter (mm) 8.00
Flute Length (mm) 265.00
Flute Length (Decimal Inch) 10.4331
Cutting Direction Right Hand
Flute Length x Diameter Ratio 30xD
Flute Type Parabolic
Number of Flutes 2
Point Type Chisel Point
Shank Type Straight
Maximum Drilling Depth (mm) 265.00
Maximum Drilling Depth (Decimal Inch) 10.4331
Specification Designation DIN
Shank Length (Decimal Inch) 4.9213
Shank Length (mm) 125.00
Threaded Shank No
Web Configuration Tapered
Drill Bit Diameter Tolerance (mm) +0.000 to -0.022
Web Thinning Web-Thinned
Drill Bit Grade High Performance
Material Grade M2
Series/List 504
$ 127.76

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