Atlas Copco

Pit Viper 311

Rotary Blasthole Drill Rig

Pit Viper 311
Atlas Copco Construction Equipment

The Pit Viper 311 blasthole drill can add unsurpassed productivity to your mining operations. The heavy, durable, ergonomically designed Pit Viper 311 can drill a 65 ft (19.8 m) clean hole in a single-pass, which yields higher drilling efficiencies (up to 25% when drilling in soft material) by eliminating rod change time and allowing more time for drilling.



Key Specifications
Hole diameter 9 - 12.25 inch (228 - 311 mm)
Weight on bit 110000 lb (49.9 kg)
Estimated weight 310000 lb (140 t)
Maximum hole depth 135 ft (45 m)
Single pass depth 65 ft (19.8 m)
Drilling method Rotary and DTH - Single pass