quick connector(metal coupler)
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1) Suitable for any tubes.
2) Easy steps to take tubes off.
3) Once inserted to the nut, the tube would not easily loose
4) It is used for air tool connection. factory air supply etc.
5) PU and nylon hose: 4 x 6mm, 5 x 8mm, 6.5 x 10mm, 8 x 12mm
Iron, brass, sus, zinc alloy,
other types are also available, pls feel free to contact us for details.