... DIN,GB,ASME,BSW,ISO 3.Material can be brass,stainless steel,aluminum Specifications1. Item# JL-SCR-045 ... Size: 2.5*1.4cm3. JL-SCR-045 ScrewMaterialIron, Brass, Carton steel, Stainless steel, Alloy steelSurface TreatmentChrome plating, ... products are wildly used in cameras, glasses, timekeepers, televisions, musical instruments, furniture, electronic equipments, projects, constructions, Bridges, traffic ...