CIR saukar da rami
Tsarin ciki na musamman na CIR jerin DTH drill bits, wanda aka tsara bisa ga sabon ka'idar hako dutse, yana ba da mafi girman makamashi, saurin hakowa da ƙarancin amfani da iska. Saboda ingantaccen kayan ƙarfe na gami da fasahar sarrafa ci-gaba, aiki da tsawon rayuwar sabis na CIR jerin DTH drills. Saboda sauƙi, abin dogara, sauƙi-zuwa-zuwa-zuwa-zuwa da kuma ƙaddamar da tsarin ciki na guduma, matsalar matsalar tana da ƙasa kuma mai sauƙin kiyayewa. Ana iya musanya shi tare da DTH drill bit da rawar jiki da bututu.