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DORMER - 8.5mm 130° 2-Flute Cobalt Extra Length Drill Bit - Exact Tooling

DORMER - 8.5mm 130° 2-Flute Cobalt Extra Length Drill Bit


Item #: 53444097
Brand: DORMER
Model #: 0148815

Features and Benefits

Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
Bright provides a smooth, polished finish on the tool. It increases chip flow in softer materials such as aluminum, wood and plastic.
Product Specifications
Drill Bit Size (mm) 8.50
Drill Bit Size (Decimal Inch) 0.3346
Drill Point Angle 130
Drill Bit Material Cobalt
Drill Bit Finish/Coating Bright
Overall Length (mm) 305.00
Through Coolant NonCoolant Through
Shank Diameter (Decimal Inch) 0.3346
Shank Diameter (mm) 8.50
Flute Length (mm) 210.00
Flute Length (Decimal Inch) 8.2740
Cutting Direction Right Hand
Flute Length x Diameter Ratio 20xD
Flute Type Parabolic
Number of Flutes 2
Point Type PFX
Shank Type Straight
Specification Designation DIN
Threaded Shank No
Web Configuration Tapered
Drill Bit Diameter Tolerance (mm) 0.000 to -0.022
Web Thinning Web-Thinned
Series/List A977
$ 174.83

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