Laser ndi njira ina yothetsera mavuto pogwiritsa ntchito sandpaper kuti ikwaniritse zosowa zatsopano zokonza ndi kupanga ma disc odulira, omwe ndi ovuta kuwagwiritsa ntchito podula ma die.
Pofuna kukweza kuchuluka kwa fumbi lomwe limachotsedwa komanso kutalikitsa moyo wa diski yoyezera fumbi, mabowo abwino kwambiri ochotsera fumbi ayenera kupangidwa pamwamba pa diski yoyezera fumbi. Njira yabwino yopangira mabowo ang'onoang'ono pa sandpaper ndikugwiritsa ntchitoCO ya mafakitale2dongosolo lodulira la laser.