When I started this trade the Sawsall was -- yet to be invented.
Maybe you are old enough to know what this was used for then? I am guessing spigot into a bunghole. I can't think of how they meant these instructions though. It says to melt a block into the spud and stick the valve in.
I got a small package of four cubes inside an o'malley seat tap set I recently bought.
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