The measuring wheel is a tool that comes under many names - trundle wheel, clickwheel, surveyors wheel and more. In essence it was designed for measuring surfaces and assuming (from the results) a best guess or nearest to estimation.
That aside, they're handy when you need to get an idea of acreage, room sizes related to realty estimations and are often seen in the hands of road workers and surveyors. For what they are and what they do, they're much like a tape measure - a great measuring device.
There are a variety of distance wheels on the market, some are standard models, others digital and designed around returning more accurate results. The five best rolling tape measures are featured below - the best selling, best value for money and the best type according to its price and use.