National Twist Drill - 0.266" 135° Spiral Flute Cobalt Screw Machine Drill Bit
Item #: 58832742
Brand: National Twist Drill
Model #: 017882AW
Features and Benefits
Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
Gold provides a polished finish on a cobalt or high speed steel tool. It is commonly used on aluminum alloy, titanium and plastic.
Spiral flutes are constructed of a higher flute angle to remove chips easier.
| Product Specifications | |
|---|---|
| Drill Bit Size (Decimal Inch) | 0.2660 |
| Drill Bit Size (Letter) | H |
| Drill Point Angle | 135 |
| Drill Bit Material | Cobalt |
| Drill Bit Finish/Coating | Gold Finish |
| Flute Type | Spiral |
| Cutting Direction | Right Hand |
| Shank Type | Straight |
| Flute Length (Inch) | 1-1/2 |
| Flute Length (Decimal Inch) | 1.5000 |
| Overall Length (Inch) | 2-11/16 |
| Overall Length (Decimal Inch) | 2.6875 |
| Point Type | Split Point |
| Threaded Shank | No |
| Web Configuration | Tapered |
| Drill Bit Diameter Tolerance (Decimal Inch) | +0.0000 to -0.0010 |
| Web Thinning | Web-Thinned |
| Drill Bit Grade | Heavy Duty |
| Series/List | 316C |
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