Iyi soko ikoreshwa kuri 50T icukumbura ya DOOSAN, ibikoresho ni 50Mn cyangwa 45SIMN, gukomera ni nka HRC55-58, bifite intera nini yo guhitamo, isoko ikoreshwa muburyo bwihariye bwimashini zikurura imashini na buldozer kuva 0.8T-100T, ni ikoreshwa cyane muri bulldozers na excavator za Komatsu, Caterpillar, Hitachi, Kobelco, Doosan, VOLVO, Hyundai, Daewoo nibindi, ikoresha tekinoroji yo gutunganya neza hamwe nubuhanga bwihariye bwo kuvura ubushyuhe, bityo rero ugere kumyambarire myiza kandi wongere ubuzima igihe kinini.