... report by DNVMaterials: steel, stainless steel ,aluminum alloy,brass, bronze,copper, according to customer requestFinish:Anodizing,plating ... steel ,cold work steel ,spring steel ,aluminum alloy,brass, bronze,copper, plastic ,according to customer request4).Finish: ... before shipping.Measuring tool:CMM,Projector,High gauge,Caliper,Pin Gauge,Thread gauge,6)Competitive price, fast delivery time ,good ...