500m Drilling Depth Reverse Circulation Drilling Rig for Mining Exploration Sample Collection

500m Drilling Depth Reverse Circulation Drilling Rig for Mining Exploration Sample Collection Reverse circulation drill rig / RC drill rig for mining Exploration by cyclone and sample collection with 500m capacity Introduction JRC500 reverse circulation drilling rig is a new multi-purpose, high-efficiency, environmental protection, multi-track-type rig, which uses the latest foreign gas lift reverse circulation drilling technology, rock dust can be effectively collected