... stainless steel bolt material:carbon steel,stainless steel,alloys,copper,aluminum etc. certifiction: ISO9001:2008 name: Stainless steel boltMaterial: Brass, Bronze, Carton steel, Stainless steel, ... dip galvanization, etc. Descripion Item nameStainless steel bolt Materials Brass, Bronze, Carton steel, Stainless steel, Aluminum alloy, etcCold plate,stainless steelShapeCustomizedDimensionsAllMaking ...