Izici:
Ifanele ukukhiqizwa ngobuningi bokucaciswa okufanayo, ukusika okuthathu kokukodwa kanye nokugaywa kwentambo kungafeza ukucutshungulwa kwembobo engezansi, i-chamfering, kanye nokucutshungulwa kwentambo yangaphakathi ngaphandle kokushintsha ithuluzi, ukunciphisa isikhathi sokungacutshunguki, kanye nokwenza ngcono ukusebenza kahle kokukhiqiza.Ifanele ingxubevange yethusi, ingxubevange ye-aluminium nezinye izinsimbi ezingenayo insimbi.