ITEM NAME:200pcs M3 stainless steel 304 cross countersunk flat head machine screw set3C.200pcs M3 4/5/6/8/10/12/14/16/18/20 Foreign trade stainless steel 304 cross countersunk head screw set A2-965-06 Product weight: 136.6g. They use high-quality, ultra-high-hardness transparent plastic boxes, which are different from ordinary thin boxes.