hat
Fèt nan Kiba forage operasyon an mou pou bagay ki difisil anpil formations(f=1-10), patikilyèman nan wòch karyann medyòm. Ki pa apwopriye pou fissured,
eng
Suitable for drilling operation in soft to very hard formations(f=1-10), particularly in medium hard rock. Unsuitable for fissured,