4.G-1/2" thread (European pipe thread) or NPT-1/2" (Amercian pipe thread) is favorable.

5.CH21 brass hex and CH21 stainless rod with diameter 8mm pin.

diameter 12mm pin and special plastic filter.

6.NBR 90 O-ring is permanent and protect leaking

7.individual packing or bulk packing is favorable. stamping or laser printing logo is favorable.

If you are interested in us, pls contact us and send us the information. We can give you the best  

price with high quality.