Iimpawu eziphambili:
- Amawele ayo asontayo kunye nesakhiwo se-perpendicular;
- Igubu lebrake/isihlangu sinokusikwa kwintambo yokusonta yokuqala kwaye idiskhi yebrake inokusikwa kumjikelo wesibini wokusonta;
-Ukuqina okuphezulu, i-workpiece echanekileyo, ukubeka indawo kwaye kulula ukuyisebenzisa.
