... and low price Features:cnc turning stainless steel screw with blue lock patch1.Material:Standard brass, silicon brass. H68,H65 ... , H59, brass C3600, with material certificate available.2.Surface Finish:galvanic / chemical nickel / ... etc6.Advantage: Good quality and fast delivery, in line with most competitive price.7.Certificate: ISO9001:2008, ISO14001:20048 ...