Ama-DIN6330 ahlanganisa amantongomane angama-fasteners akhethekile aklanyelwe ukuxhuma izingxenye ezimbili noma ngaphezulu, ikakhulukazi emishinini yezimboni nemishini. Lawa mantongomane, abonakala ngokuma kwawo okuyisithupha nobude obunwetshiwe, asebenza njengengxenye ebalulekile yezinhlelo ezahlukahlukene zokubosha. Idizayini yabo ibavumela ukuthi bahlale uhla olubanzi lobude be-bolt, okwenza babe wusizo ikakhulukazi ezinhlelweni zokusebenza