| - | Features |
|---|---|
| #1 | Self-centering, precision-ground tip won't walk on flat or curved surfaces, stays sharp longer and drills faster than standard high-speed drills |
| #2 | Made from premium M-2 high-speed steel for increased durability |
| #3 | Through-hardened chrome vanadium shaft with shot-peened, double-tempered finish is hot-isostatically pressed to resist breakage and extend bit life |
| #4 | Coating provides maximum corrosion resistance |