Hertel - 1/4" Drill Bit, Extra Length, Cobalt, Threaded Shank Drill Bit
Item #: 01778190
Brand: Hertel
Model #:
Features and Benefits
Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys.
Oxide coating prevents chip building, galling and welding on the workpiece. It is commonly used on low-carbon metals, stainless steel and ferrous metals.
| Product Specifications | |
|---|---|
| Type | Long |
| Drill Bit Size (Inch) | 1/4 |
| Drill Bit Size (Decimal Inch) | 0.2500 |
| Drill Point Angle | 135 |
| Drill Bit Material | Cobalt |
| Drill Bit Finish/Coating | Oxide |
| Point Type | Split Point |
| Overall Length (Inch) | 2-1/8 |
| Cutting Direction | Right Hand |
| Spiral Type | Regular Spiral |
| Flute Type | Spiral |
| Flute Length (Inch) | 1-1/8 |
| Through Coolant | No |
| Specification Designation | NAS |
| Shank Type | Square |
| Shank Thread Size | 1/4-28 |
| Web Configuration | Tapered |
| Web Thinning | Web-Thinned |
| Drill Bit Grade | General Purpose |
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