The tapered drill rod can be matched with multiple drill bits to drill blast holes with different diameters.The tapered drill rod also has the advantages of no need of scrapping after abrasion of drill bits, simple maintenance, low price, low cost of drilling each meter, etc.
| Drill Rod | Length(mm) with shank | Foot | Weight approx(kg) | Taper | shank |
| Tapered Drill Rod | 1320mm | 4'' | 4.4 | 7,11,12 degree | 108mm |
| Tapered Drill Rod | 1632mm | 5'' | 5.4 | 7,11,12 degree | 108mm |
| Tapered Drill Rod | 1936mm | 6'' | 6.4 | 7,11,12 degree | 108mm |
| Tapered Drill Rod | 2546mm | 8'' | 8.4 | 7,11,12 degree | 108mm |



