... drilling rig is primarily mechanical driven. The drill tower and the four levelling legs are hydraulically controlled. The slurry ... for drilling into clay, sand, bed rock, basalt strata, and more.Configuration options 1. According to customers' requirements, our truck ... 's SULLAIR, Sweden's ATLAS COPCO, China's KaiShan Group and HongWuHuan Group. Thus, the equipment can achieve pneumatic down-the-hole ...