what is the the thread size on an australian soda stream tank? is it 3/8"

yeah there isn't too much to offer here
N.S.W Newcastle

hey mate, love the design on it
I'm from Australia too, got myself a soda stream canister and I machined a hammer valve too, but what I wanna ask is where the heck do you get .25 steel tubing?

thanks for the info guys! I just machined a new valve body to suit the blowgun valve internals (I own a lathe) but made a port at the rear for the air supply so I didn't have to use 10,000 amount of epoxy aha. machined my bolt and plunger too. now I just need to make my air escape route to go from t...

okay, so I've been reading this forum for a few days now as I have been making my own blowgun valve air rifle, and I just want to ask, how did you make your suppressor?