My DIY 15" Trommel Project | TreasureNet 🧭 The Original …
Using a drainage pipe 15" inside diameter 4 feet long. cost: FREE from a local excavating Co. *Note: it's smoothwall ( NOT ribbed) on the inside. I modified an aluminum bakers rack to fit the tube that I picked up at a salvage yard for $20. The wheels were bought on sale at Harbor Freight for $3.99 ea. The supports for the wheels were salvaged ...