- Manufactured to NAS 907 Type J specifications, 135 degree split point, surface treated with jobber flute lengths for drilling holes in hard to reach places
- Heavy duty construction for portable or machine drilling in high tensile strength alloy steels, stainless steels, titanium, and other difficult to machine materials
| Type | Drill Bit |
| Style | Aircraft/Cobalt |
| Size | #21 |
| Material | Cobalt Steel |
| Length | 6" |
| Drill Style | Number Gauge |
| Flute Length | 2-1/8 |
| Shank Size | #21 |
| Point Type | 135° Split |
| Finish | Bronze Oxide |
| Number of Flutes | 2 |
| Specifications | NAS 907 Type J |
| Application | High temperature and high strength alloys |
