... <3>Tolerance: 0.05mm <4>ISO,SGS Description of Our Metal Shielding Shrapnel with Gold Plating : 1. Available Material: Stainless Steel, cooper, brass ... connecting5.Available surface treatment: nickel plated, tin plated, silver plated, gold plated.6.Tolerance can reach 0.05mm Our company has ... , Blister Package, Carton, and so on. Metal Shielding Shrapnel with Gold Plating (Bosi-F2183)