Thinking of setting up a business selling used sheet metal machinery? In many ways, it’s a bankable investment. Contraptions such as bending rollers, press brakes, guillotines or folders are far from cheap. However they’re also a necessary commodity for many factories and areas of industry. So by providing used machines to these outlets via a company such as Clarence Jones, you could stand to make a decent profit, provided of course you play your cards right. Here are two essentials to consider before setting up business.…