4000pcs Heavy hex nut h=d ASTM A194 11UNC 8M - 5/8" 4000pcs Heavy hex nut h=d ASTM A194 10UNC 8M – 3/4" please also quote 30000 Heavy hex nut h=d ASTM A194 11UNC 2H - 5/8" 20000 Heavy hex nut h=d ASTM A194 10UNC 2H – 3/4"