Ma tri-grip rivets awonjezera maubwino pankhani yamphamvu komanso kulimba.Miyendo itatu yomwe imachokera ku ma rivetswa imagwiritsidwa ntchito kugawa bwino kupanikizika pamtunda.
Amagwiritsidwa ntchito kwambiri m'magawo osiyanasiyana. Amapezeka muzinthu zosiyanasiyana monga Aluminium alloy,
Ma Rivets atha kugwiritsidwa ntchito pazinthu zambiri zokhala ndi zonyamula zotsika.Ma Rivets ndi othandiza pomwe mwayi wakumbuyo kwa gawo logwirira ntchito uli woletsedwa kapena sukupezeka.
GB12618 muyezo aluminiyamu zitsulo dome mutu wakhungu rivet,