STAINLESS STEEL RIVNUTS THREADED BLIND RIVET NUTS OPEN END NUTSERT M3 M4 M5-M12 | eBay
Blind Rivet Nuts M 16 - Steel [ AISI 1008 ] Galvanized (Ø x L) 20,9 mm x 30,8 mm - Dome Head Round shaft - Shaft end open - GO-NUT - 7551600000 - Rivet Nuts - Blind Nuts | goebel-shop.com