Brass Fitting 1):material:brass(contain more than 57%) 2):thread: According to ISO228/1, NPT, BSPT(as client's) Brass Fitting1): ... service offered. Our factory manufacture of all kinds of valve, such as brass ball valve, brass gas valve, angle valve, brass gate ... valve, brass check valve. Bibcock, and faucet, such as basin mixer, bidet mixer, kitchen mixer, wall-mounted kitchen faucet ...