Ulusi pang'ono T51/T60/ST68
mabatani amagwiritsidwa ntchito makamaka mu rock mass yokhala ndi mwala wosweka. Maonekedwe a siketi amatha kuthandizira kubweza chida chobowola, kuchepetsa kukhazikika kwapang'onopang'ono ndikukwiriridwa, ndikuthandizira kuwongoka kwa borehole.
Monga ogulitsa mabatani aku China, titha kukupatsirani mabatani apamwamba kwambiri kuphatikiza zobowola miyala, monga R25 Thread button bit, R28Ulusibatani, R32Ulusibatani lochepa, R38Ulusibatani pang'ono, T38 kubowola pang'ono, T45 kubowola pang'ono, T51 kubowola pang'ono, ST60Ulusibatani la ST68Ulusibatani pang'ono ndi mitundu ina ya kubowola rock.
