Heavy-duty grind wheel dressing tool. Filing tool for cleaning large grinding wheels. Stamped Desmond no. 5-11. Measures 13" by 3" by 3". Large cleaning tool for resurfacing grinding wheels. This tool has two spinning sets of filing teeth made for removing debris from these machines' wheels. This is still a very solid usable tool and holds up in quality to current versions of these tools. A great addition to your shop or garage.