REL manufactures the best DTH Drill Rig Machine for Mining, Quarrying, and Construction Industries. Drilling Rigs subsequently has focused on making the Drilling work more understood. REL was very much specialized in manufacturing Down The Hole(DTH) drilling machines which are used for mining and Quarrying. REL delivers down the hole drilling machines in series of C615H, C620H, C625H, & C650H. REL manufactures and delivers drills with different specifications. Our sales and service are available all around Asia and African countries. When you come to Drilling solutions REL is your best choice for long-term uses. https://www.reldrill.com/down-the-hole-drills