Intsimbi ethe tyaba eyenziwe ngesinyithi ibhekiselele kwintsimbi ekhandisiweyo enobubanzi obuyi-12-300mm, ubukhulu be-4-60mm, icandelo elinqamlezileyo elinguxande kunye nemiphetho engathi buthuntu.Intsimbi ethe tyaba enegalvanized ingagqitywa intsimbi, kwaye isenokusetyenziswa njengendawo engenanto kwimibhobho eyenziwe ngamagalvanized strips.