goggle-box screw Materials:C1010steel, yellow zinc Threaded size:M3-M10 MOQ:20000PC FOB Price: 0.003-0.010usd/pcs pan head goggle-box screw customized chrome plating china manufacturer A.Product specifications 1.StandardGB9074.3,GB9074.4,GB9074.5 and etc as per your need. 2.SizeMetric or inch standard#0-#10, 1/4"-7/8 ( M1.4-M24) all is ok for us.3. MaterialsSUS304, SUS316, 10B21, SCM435, 45# ...