The Bosch GAM 220 MF Digital Angle Finder is four tools in one: an angle finder, a cut calculator, a protractor and a level. The tool has robust housing with IP 54 protection. It’s a perfect tool for carpenters, remodelers and contractors. The flip display is illuminated and rotating, making it easy to read. The simple miter cut calculation has an input range of 0-220°, and it includes a compound cut calculator. It has clearly labeled buttons for straightforward calculations. This angle finder provides angle memory, to provide the same angle measurement in different areas of the jobsite.