ISO series umbhobho beveling umatshini ikakhulu isetyenziselwa uxinzelelo umbhobho beveling phambi ukuwelda izixhobo ezikhethekileyo, ombane isiqithi umlilo indawo ethile umsebenzi indawo lunyiniweyo ukugcinwa kwemibhobho, iimpawu ukulungisa ubuninzi boyilo kunye nokuveliswa kwezixhobo uhlobo olulodwa.
