Umutwe ukata umutwe ni kubwoko butandukanye bwo guhuza hamwe nabategura.
Ikarita yacu yemewe ya Double-Layeri ya karbide yinjizamo imigozi yihariye yoroshya gushiraho icyuma, itanga igisubizo cyorohereza abakoresha kirinda kwinjiza.
Helical Cutterhead itanga imikorere ituje, gukusanya ivumbi no gutera imbere cyane kurangiza hejuru yicyuma kigororotse.
Buri kintu cyerekana karbide yinjizwamo gishobora kuzunguruka inshuro eshatu kugirango kigaragaze impande nshya.Ntabwo uzongera guhindura no gusubiramo ibyuma igihe cyose icyuma kijimye.Iyerekana rya karbide yinjizwamo ishyizwe kumurongo wikurikiranya hamwe no gukata impande zingana kuruhande rwakazi kugirango igikorwa cyo kogosha gisize ikirahuri cyoroshye cyaciwe ndetse no kumashyamba akomeye.