Understand & appreciate your perspective on the pricing Grigg
The 'deal' is more suited for the one-time user and a rental price of $25 probably offsets the cost of either purchasing same expensive tool, or buying an inferior one - even with higher cost of tubing.
'51 Chevy 3100 Truck - OEM 216 Engine; three speed column shift transmission
6 Bolt disc conversion with dual master/vacuum booster
12V alternator conversion.
235 engine in waiting