Description

Crawler Down-The-Hole Drill Rig(CDTHDR) is powered by pneumatic motion, electric motion or internal combustion engine. According to working pressure, the products have been divided into high, medium and low series reflecting the air pressure. It has vigorous ability of climbing ramps, strong adaptability for rugged roads, and good stability for drilling operation. CDTHDR can be configured with various types of down-the-hole impactors; and drill different holes such as blasted holes, pre-tear holes, anchor cable/pole holes, filling holes, and surveying holes in different diameters, depths, azimuth and angle. It suits in a wide range and has high efficiency in drilling. CDTHDR can also be configured with either dry or wet dust extractor which sufficiently reduces environment pollutions caused by dust and protect worker�s personal health.