Flat head phillips screw 1,Products DetailesMaterial1.Stainless Steel: SS201, SS303, SS304, SS316, ... , C54400, etc5.Iron: 1213, 12L14,12156.Aluminum: Al6061, Al6063 etc7,.Carbon steel:C1006,C1010,C1018,C1022,C1035K,C1045,12L148, Alloy steel ... Packing6,Customer Feedback and Evaluation7,Why Choose us? Flat head phillips screw with yellow zinc plated