Can be used to set the gas volume on the DIY tool.
Can be used to adjust gas output on bottles and disposable carbon dioxide devices.
Can be switched in series with the natural fine adjustment valve of the CO2 generator to increase the accuracy of the setting, can also be used directly as a switch.
Please note: It is difficult to adjust the amount of air from large to small as it takes some time for air pressure to flow through the hose that is relatively dulled. First, pull the trim valve, then stop the air outlet and then turn the trim valve slowly. It is much easier to vote.