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Guhring - 3/16" 135° Cobalt Jobber Drill - Exact Tooling

Guhring - 3/16" 135° Cobalt Jobber Drill


Item #: 98840218
Brand: Guhring
Model #: 9010180047600

Features and Benefits

Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
Bronze oxide, is a surface treatment that prevents chip building, galling and welding on the workpiece. It is commonly used on low carbons, stainless steel and ferrous metals.Increases lubricity.
Parabolic flutes are constructed with a wider flute shape for increased chip flow.
Product Specifications
Drill Bit Size (mm) 4.76
Drill Bit Size (Inch) 3/16
Drill Bit Size (Decimal Inch) 0.1874
Drill Point Angle 135
Drill Bit Material Cobalt
Drill Bit Finish/Coating Bronze Oxide
Flute Type Parabolic
Cutting Direction Right Hand
Shank Type Straight
Coolant Through No
Flute Length (mm) 52.00
Overall Length (mm) 86.00
Flute Length x Diameter Ratio 5xD
Point Type Split Point
Shank Diameter (mm) 4.76
Shank Length (mm) 34.00
Specification Designation DIN; NAS
Drill Point Length (mm) 52.00
Drill Bit Diameter Tolerance (mm) h8
Number of Flutes 2
Web Thinning Web-Thinned
Specification Number DIN 338; NAS 907 P3
Drill Bit Grade General Purpose
Series/List 1018
$ 8.68

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