... ,300,400 series stainless steel T bolts,hammer head bolt1.Satandard:GB,DIN,AISI,BA,ISO,JIS.2.Material:200,300,400 series3 ... .OEM service provided.4.Surface:bright,polished,turn smooth(peeled ... ),brush,mill,pickled.5.Size:according to client's requirement.6.Used for wire rope stainless steel T bolts,hammer head bolt