Xa kuziwa ekukhetheni iibholiti ezifanelekileyo kwizicelo ezahlukeneyo, ukhetho lwamanqanaba ahlukeneyo amandla ludlala indima ebalulekileyo ekuqinisekiseni ukhuseleko kunye nokuthembeka kwamacandelo adibeneyo. Kulo mbhalo, siya kuphonononga iimeko zokusetyenziswa kweebholiti zamabanga anamandla ahlukeneyo, sigxininise kumabanga aqhelekileyo eklasi yee-metric bolts, kuquka 5.8, 8.8, 10.9, kunye ne-12.9. Ukuqonda iimeko ezithile zokusetyenziswa kwibakala ngalinye lamandla kubalulekile kwiinjineli, iingcali zokwakha, kunye nabathandi be-DIY ngokufanayo.