New arrived hexagon brass female hose barb fittings pneumatic fittings Specifications Used in garden or industrial machine. Made by numerically controlled lathe. All general sizes for clients to choose. Item name: brass female hose barb fittings Material: brass bar, brass pipe. Technology: cutting by numerically controlled lathe Surface treatment: plated or pickling. Thread type: npt, npsm, bspp, bspt and so on standard thread. Use: use for plumbing, sanitary ware, machine part and so on.