Isicelo:Lo mshini ungowokucubungula i-roller core ekwenzeni ama-roller enjoloba.Ubuso be-roller yensimbi bungenziwa lukhuni ngokusebenzisa amabhande e-sanding ama-grits ahlukene, angakwazi ukususa kuphela ungqimba olunamathelayo oluthe xaxa lwezinto zenjoloba, kodwa futhi ahlangabezane nezidingo zensimbi eqinile futhi athuthukise ukunamathela kwerabha.