... Brass as above,lead free brass,Brass ball. chrome coated,Iron ball chrome coated. Stem Brass Stem, Brass as above. Sealing PTFE/TEFLON,VITON,O-RINGS ... . Handle Iron handle,Stainless steel handle, Aluminium handle,Plastic handle. Nut Brass nut,Steel nut,Iron ... to ensure the Delivery and Quality! We smelt the brass bars,make the hot forging,machining and CNC processing,assembly ...