Zopanda msoko:kulasidwa, kujambulidwanso, kutsekeredwa (njira yozungulira ma pass angapo)
Welded:zowotcherera kwa nthawi yayitali, zojambulidwanso, zotsekera (njira yozungulira ma pass-multi-pass)
Kulongedza:Flatpack ndi chilonda chopindika chokulungidwa pa ng'oma zachitsulo / matabwa kapena spools.
Ng'oma zonse kapena masipu amadzaza m'mabokosi amatabwa kuti azitha kugwira ntchito mosavuta.