Khetla le mochini o futhumatsang mocheso o entsoe haholo-holo ka khetla, li-tube bundle, sheet sheet le hlooho. Har'a tsona, mokelikeli o mong (oo hangata e leng mokelikeli o batang haholoanyane) o phalla ka lehlakoreng la tube, 'me mokelikeli o mong (oo hangata e leng mokelikeli o chesang haholo) o phalla ka lehlakoreng la khetla. Ka lebaka la phapang ea mocheso lipakeng tsa lintho tsena tse peli, mocheso o fetisoa ho tloha -mokelikeli o phahameng oa mocheso ho ea ho mokelikeli o tlase-mocheso, ka ho etsa joalo o hlokomela phapanyetsano ea mocheso.
Ka ho khetheha, ha mokelikeli o chesang o kena ka lehlakoreng la khetla, mocheso oa oona o fetisetsoa mokelikeli o batang ka lehlakoreng la tube ka lebota la tube. Mokhoa ona oa ho fetisa mocheso ha o sebetse hantle feela, empa hape o ka laola ka katleho mocheso oa mokelikeli. Ho feta moo, khetla le mochini o futhumatsang mocheso o ka boela oa etsoa e le mokhoa o le mong- oa ho feta kapa oa mefuta e mengata{3} ho latela litlhoko tsa 'nete ho fihlela litlhoko tse fapaneng tsa phapanyetsano ea mocheso.