Pneumatic Pipe Fittings, Pneumatic Fittings 1:Application:Compressed Air,Fluid 2:Materials:Nickel-Plated Brass 3:O Ring:NBR/ ... 08, 10, 12, 14 mm, 1/8, 1/4, 3/8, 1/2 inchConnections: M5, G1/8, G1/4, ... any tools. The fitting with safety sealing, and it's thermostable. In addition, these pipe fittings meets repeated insertion ... suchas application if corrosive environment SP series. Pneumatic Pipe Fitting