... /2", 3/4" Small orders accepted Forged brass straight radiator valve with lockshield, 1, Size:3/8", 1/2 ... ", 3/4"2, Material: brass, you could choose ... getting the depositeProduction step:1, Smelting the brass bars and making the hot forging2, Machining ... Supply OEM service7, Small orders accepted Brass radiator valve, temperature control valve (with CE)