... product name:pan head machine wire finished :black,white,RoHS. material:stainless steel-201,304,and so on,Iron 1,Products DetailesMaterial1.Stainless Steel:SS201, ... C1022,C1035K,C1045 8, Alloy steel: SCM435,10B21Specification& gaugeM0.8-M10Surface FinishingZn- Plated,Ni-plated,Passivated,Tin-plated,Sandblast and Anodize,Chromate, Polish ... have advanced equipment and outstanding and production screw.