Zolemba Zamalonda
Tri Bulb Rivets ndi mtundu wapadera wa rivet.Nthawi zambiri amatchedwa ma rivets ophulika chifukwa cha momwe amakulirakulira, komanso ma tri tite, bulb tite, ndi olympic rivets.Ma rivets awa ali ndi makoko atatu odulidwa mu thupi la rivet.Amayikidwa ngati pop rivet, pogwiritsa ntchito riveter kukoka mandrel ku chipewa.