... )Size:M1.2-M64,0#-3'' 2)Material:brass, copper,bronze 3)Standard:GB,DIN,BS,ISO,ANSI(IFI) ... : 1Product:Bolt, Nut, Screw, Washer, Nails, Rivet, Insert, Brass fitting,Threaded rod, etc.2Matrrial: Copper, Bronze, Brass, Stainless steel, Aluminum, Grade.12.9 ... can trust our product quality.Other Products: Hign quality environmental brass flat round head rivet