Specification of thread: Metric, G and PG are available
Material: Zinc alloy or Alluminum Alloy just according to your requirement.

Pipe/Tube/Hose/Conduit Metal End Female Connectors Property:
1. Inner threaded connector
2, For the connection of felxible pipe, equipment, electrical box
3, Water resistant, anti-corrosive.
4, Galvanized type, chromium and nickel plated also available.
5, The hex nut thread smoothly into the connector body.
6, Reliable quality
7, Stable perfermance.
8, Size available: 3/8"--6"