Calculated Industries 4050 Construction Master 5 Construction Calculator Pack of 3
Linear, area and volume solutions: convert dimensions, including metric
Complete rafter, roof and framing solutions, hip/valley, jacks and rake walls
Stair solutions are nearly automatic; risers, treads, stringer, incline
Built-in right-angle solutions; automatic square-ups
Circular and arc calculations; areas, diameters, circumference