Material range:Gray ironDuctile iron Aluminum Brass Bronze Weight: from 50 grams to 5,000 kilograms (depending on the actual design) Second operation: CNC machiningPlanning GrindingTurning DrillingMilling Threading Available finish:PolishingZinc plating Chrome platingPolished brass Nickel platingElectrophoresis DichromateVibratory milling and electropolish Powder coatingPainting AnodizationPhosphating Heat treatment:AnnealingTempering CarbonitridingNormalizing NitridingCarburizing Induction hardening Features:Excellent and high quality control2nd processes are supplied Competitive pricesSmall order acceptable On-time deliveryOEM accepted