... Anodizing,Heat-treating,Induction Heat Treating,Laser Etching,Pad Printing.Painting,Parkerizing,Plating,Polishing,Powder Coating,Precious Metal PlatingApplicationsFasteners,Housings,Inserts ... ,TeflonOtherBronze,Brass,Hardened metal,Precious metal CNC aluminum cylinder with inner threaded lathe parts in dongguan china