You could callous your hands and break your back digging a hole or trench, but why would you when you could use a trencher? Digging the right size hole for laying a pipe or cable or even installing drainage on your property, is easy with one of these mechanical devices. One of the most common versions is the wheel trencher. Most common in construction and industrial environments, these trenchers, sometimes referred to as "rockwheels,” dig into earth and cement using a large, toothed metal wheel. Trencher applications are not always on such a large scale, however. For many, a walk behind trencher, which gives you handheld approach to digging a hole or trench, is a sufficient tool in backyard and gardening environments. Whatever scale you plan to work on, there are plenty of new and used options to consider on eBay. Take a look through the listings, and take trench digging from a back-breaking enterprise to an "easy as pie" scenario.