Top hammer pneumatic crawler rock drill (YUAN-PCR200)
Drill Pangolin PCR200 Pneumatic Crawler Drill, that might be of interest to you.
Outstanding drilling performance
The advanced design of the boom and hydraulic system assures outstanding versatility and high performance for handling all types of drilling operations. Road construction, dam work, open area drilling, open-pit mining, open cast mines, quarrying operations, tunneling and other drilling operations are all performed with unsurpassed efficiency.
Borehole Diameter: 64 – 102 mm (64mm & 76mm usually)
Average Speed: 1 drill rod / 3 minutes