... , Washer:S/S or Brass, Locking:Brass, Nut:Forged Brass.3.Technics: Forged, Chrome plated, Nickel plated, Galvanized.4.Temperature: Normal or ... is our Advantage.One Stop Production to ensure the Delivery and Quality! We smelt the brass bar,make the hot forging ... ,machining and CNC processing,assembly,pressure test and packing,etc,all by ourselves.With the ...