Johnson Level Johnny Square Professional Easy-Read Aluminum Rafter Square

Johnson Level comes up with the Johnny Square Professional Easy Read Aluminum Rafter Square that gives accurate calculations on layout work for many construction projects. Rafter Square also known as speed square speed the job of a rafter or angle layout. It is used to find any angle from 0 degrees to 180 degrees on projects such as carvings, picture framing, furniture, room dividers, shadow boxes, "cut-outs", routings and more.