Robbtoberfest writes –
I picked up some 10′ pieces of 1.25″ galvanized chain-link fence pipe for $1 each at a garage sale once. I can’t believe how many uses these things have, from making a pole saw to making the shovel listed here. The walls of the pipe are sturdy but not too thick for easy working.
instructables : Pipe Tools, Garden Shovel – Link.