We are at the BAKEWELL ROCK EXCHANGE on the 8th and 9th of October. Come try out our tools! Bring your own fossils to prep or try out on some of ours.


On/off ball valve. Ball valve QH-QS-4-1/8 with QS push-in connector. Hand lever and female thread. These are the on/off valves we use for our PRO Range of air scribes. They are very well made, sturdy, easy to use and reliable. 

  • Valve function=2/2 bistable, Pneumatic connection, port 1=R1/8"
  • Pneumatic connection, port 2=QS-4
  • Type of actuation=manual
  • Mounting type=Threaded

1/8 BSP" male thread and 4mm OD push fit (for 4mm polyurethane hose).

  • Guaranteed safe checkout