... ASME,BSW,ISO 3.Material can be brass,stainless steel,aluminum Specifications1. Item# JL- ... 045 ScrewMaterialIron, Brass, Carton steel, Stainless steel, Alloy steelSurface TreatmentChrome plating, Silver plating, Zinc plating, Nickel plating, Tin-plating, Passivate, Oxidation ... Heading, Threading, Angle-cutting/Slotting, Heat treatment, Plating, Anti-slipping patchWe can process1. by componentsBolts, ...