 
        Precision Twist Drill - 10.2mm 135° Cobalt Jobber Drill - Oxide/Gold Finish, Right Hand Cut, Spiral Flute, Straight Shank, 5-15/64" OAL, Split Point
Item #: 78512555
Brand: Precision Twist Drill
Model #: 016302
Exact Tooling IR#: 04
Features and Benefits
 Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys. 
 Oxide/gold finish provides a polished finish and prevents chip building, galling and welding on a workpiece. It is commonly used on low carbon, stainless steel and ferrous metals. 
 Spiral flutes are constructed with a higher flute angle to remove chips more easily. 
| Product Specifications | |
|---|---|
| Drill Bit Size (mm) | 10.20 | 
| Drill Bit Size (Decimal Inch) | 0.4016 | 
| Drill Point Angle | 135 | 
| Drill Bit Material | Cobalt | 
| Drill Bit Finish/Coating | Oxide/Gold | 
| Flute Type | Spiral | 
| Cutting Direction | Right Hand | 
| Shank Type | Straight | 
| Coolant Through | No | 
| Flute Length (Inch) | 3-27/64 | 
| Flute Length (mm) | 87.00 | 
| Overall Length (mm) | 133.00 | 
| Overall Length (Inch) | 5-15/64 | 
| Point Type | Split Point | 
| Spiral Type | Regular Spiral | 
| Specification Designation | DIN; NAS | 
| Web Configuration | Tapered | 
| Web Thinning | Web-Thinned | 
| Specification Number | DIN 338; NAS 907 | 
| Drill Bit Grade | Heavy Duty | 
| Series/List | 2ACO | 
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