... steel, brass, etc2.Size: M2-M10/#2'' to # 3/8''3.Surface: plain, blue zinc, color zinc, white zinc, clear ... screw, chipboard screw, furniture wiring screw etcOther sort: Supply all kinds of nuts, screws, bolts, studs, pins, etcAll of ... mainland)Brand NameJYMaterialCarbon steel & stainless steel, etcSizeAll frequently-used size, produce as your requirement is okStandardPEMSurfacePlain, Yellow zinc, ...