Rock Drilling — Aggregate Resource Industries | Drilling ...
For highproduction quarries, and for predrilling appliions such as, solar pile foundation drilling, ARI can drill up to a 16 inch diameter hole. For smaller quarries, and tighter spaces, ARI has smaller drills that can drill as small as a inch diameter hole. ARI drillers are MSHA Part 48 and MSHA Part 46 trained, and can drill in ...