... rivetMaterial: copper, iron, zinc alloy, stainless steel, (with 304 imported steel materials imported from Japan) Style: ... proceduresModelSpecificationsColorcopper(brass), iron, zinc alloy, stainless steel, (with 304 imported steel materials imported from Japan)no pattern ... , painting, oiling, driping gum, silk screen printing, laser, etc 3mm----15mm etcany color according to customers’ needsButton ...