Jaw Crushers ikoreshwa mukugabanya ubunini bwubwoko butandukanye bwibikoresho mubisabwa byinshi.Byaremewe kurenga ibyifuzo byibanze byabakiriya mugutunganya amabuye y'agaciro, guteranya inganda no gutunganya ibicuruzwa.Igizwe nibice byinshi nka shitingi ya eccentricique, ibyuma, isazi, swing jaw (pitman), urwasaya ruhamye, isahani ihindagurika, urwasaya rupfa (plaque jaw), nibindi.
Uyu muvuduko wubukanishi ugerwaho nuruziga rukurura rupfa rusya, imwe ihagaze indi irimuka.Uru rwasaya rwombi rwa manganese rwapfuye rurema icyumba cya V kimeze.Moteri yamashanyarazi itwara uburyo bwo kohereza bwikaraga kumanika hafi yurwasaya rwagati rukora icyerekezo cyo gusubiranamo.Urwasaya ruzunguruka rufite ubwoko bubiri bwimikorere: imwe nigikorwa cyo kuzunguruka yerekeza kuruhande rwicyumba cyiswe urwasaya ruhagaze bipfa bitewe nigikorwa cyisahani ihindagurika, naho icya kabiri nikigenda gihagaritse kubera kuzenguruka kwa eccentric.Izi mikorere zihuza kandi zigasunika ibikoresho binyuze mucyumba cyo kumenagura ku bunini bwateganijwe.