Xa sicinga malunga ne-fasteners, i-hex nuts idla ngokufika engqondweni kuqala. Bakho kuyo yonke indawo—koomatshini, ifanitshala, izakhiwo nezixhobo zombane. Kodwa i-square nuts? Bakhulile, abanqabile, kwaye bahlala bengahoywa. Nangona kunjalo, kukho isizathu sokuba ezi zilungiso zimacala amane zisasetyenziswa emva kweenkulungwane.
Kweli nqaku, siza kuphonononga ukuba yintoni eyenza i-square nuts zahluke, apho zigqwesa khona, kwaye kutheni ziselukhetho olunobulumko kwizicelo ezithile.