Flat washer wt high quality ,low price Material:carbon steel,s/s,etc Finish:nickle plated,zinc plated, ... : SUS304, SUS316, SUS316L, SUS904, SUS904L, as well as copper, aluminum material, also may have custom-made the non-sign product based ... sample4.Packing:caton or bag ,also can be customizedateWide range of sizes and types to suit many specifacations , we shall endeavour to ...