No o-ring replacement at torch body to handle plus the lapping with fine compound between cutting tip to torch body head. Clean with acetone, scrub and blow out using compressed air. I would never service a cutting torch tip without a gentle filing of the tips end while while running compressed are thru tip, plus cleaning each flame hole to proper size. A missed opportunity to complete the rebuild of than just a cosmetic polish. ASE Master Tech since 1978, retired.
I noticed that he must have destoyed the o rings when he brushed it and I also noticed that the tip is not the same one but a new tip, maybe he did not ad it in this video
Wire wheels are a viciously bad idea. There are powerful household cleaners and mild acid based brighteners that will clean brass. Wire wheels on any mating machined surface is like, am i going to blow the entire shop up including the secretaries sitting in the front office? pushing dimensions out of print. Do you have any idea how volatile acetylene is? Let alone 10,000x that combined with a pure gas oxidizer? When alcohol is distilled, acetylene is one of the 1st lethal potent components that is drained off and discarded I remember a shop teacher 1st day of school filled a rubber balloon the size of a small egg with acetylene only and no oxidizer, and touched it with a hot welding rod . That gas was at ambient pressure 14.7 psi., When it ignited in the atmosphere it could be heard from one end of the school complex to the other, and we were standing right there in front of it. It sounded like someone pulled the trigger on a .44 magnum and could feel the shock-wave from it.
