Calculated Industries Construction Master Pro Desktop Calculator - Model 44080

With a display that raises and lowers, this calculator is designed for construction professionals to solve complex math problems related to layouts, bids, and estimates. Manuel included. - Work in and convert between any building-math dimension; - Built-in Right-Angle function - Complete trigonometric function & D:M:S conversions - Roof, Rafter and Framing Solutions; Complete Stair Layouts - Calculates Weight per Volume, Footing Volume, Blocks, Roof Area - Circular Calculations: Circumference, Arcs, Segments and More