Cross recessed countersunk flat head screws (common head style),product grade A-Part2:Steel of property class 8.8,stainless steel and nonferous metals(ISO 7046-2:1990

• 十字槽沉头（通用头型）螺钉-产品等级A级-第2部分：性能等级钢8.；8级、不锈钢和有色金属