Standard: DIN580 Salt spray:24, 48, 60, 200 hours no red rust treatment: hot forging, cast material:SUS304,316 SIZE:M8-M30 Features:DIN580 Stainless steel lifting Eye Bolt for construcation 1.Material:SUS304, SUS316, SAE1008, 1010, Copper and etc.2.Standard :DIN580,JIS B1168,BS 4278, ,ANSI B18.15...ETC3.Surface Finish: plain, galvanized, hot dip galvanized, chromated, polish, phosphated and etc.. ...