... (S1.5-S6) 1 Metal double blister 2 Precision double blister 3 Various materials 1. We supply the hardware ... by materials of stainless steel, mild steel, aluminum, copper, brass, bronze, etc.Surface treatment: zinc/nickel/chrome plating, hot galvanized, painting ... our production capacity which you would concern. 8PC folding hexagonal double blister (S1.5-S6), precision machining parts, metal machining ...