MRM, the “loader” in the second video could easily be mistaken for a grader. 
Your reply reminded me of another dad from the primary school, my kids attended. He used to investigate fraudulent credit card transactions, for one of the banks. He reckoned the first place a badly went, with a hot card, was a knock shop. They all had creative names, one I recall him mentioning was Yandina Quick Lube. 