mabhatani mabhatani anonyanya kushandiswa mune loose rock mass ine dombo rakadambuka. Iyo siketi dhizaini inogona kubatsira mukudzoreredza chibooreso, kuderedza chiitiko chekunamira uye kuvigwa, uye kubatsira kuvandudza kutwasuka kwechibhorani.

SeChina bhatani bhiti mutengesi, tinogona kukupa emhando yepamusoro bhatani bhiti rinosanganisira  rock drill bits, seR25 Thread button bit, R28.Threadbhatani zvishoma, R32Threadbhatani zvishoma, R38Threadbhatani zvishoma, T38 drill bit, T45  drill bit, T51 drill bit, ST60Threadbhatani zvishoma, ST68Threadbutton bit  nedzimwe mhando dzerock drill bit.