Category: Architecture

Down the Hole Drilling Rig Crawler Disel-powered [2022 Best] DTH drilling rigs use impactors and drill bits that are submerged into the bottom of the hole to impact and crush the rock. Therefore, they are called down the hole drilling. It is suitable for large-diameter blast hole drilling operations in small and medium-sized mines, road construction, water conservancy, and stone works, as well as for drilling bolt holes in slope support, tunnel support, and foundation pit support. The main drilling object is a rock formation. Contact us to get the DTH rock drilling equipment price right now. WhatsApp: +8613598866720 Email: [email protected]