十字槽沉头螺钉 第2部分:8.8级、不锈钢及有色金属螺钉
Countersunk Flat Head Screws with Cross Recess - Part 2: Property Class 8.8, Stainless Steel Screws and Non-ferrous Metal Screws
十字槽沉头螺钉 第2部分:钢8.8级、不锈钢A2-70和有色金属螺钉CU2或CU3
Cross Recessed Countersunk Flat Head Screws (Common Head Style) - Grade A - Part 2: Steel of Property Class 8.8, Stainless and Non-Ferrous Metals