The choice of professional builders and contractors worldwide!

The Construction Master® 5 feet-inch-fraction calculator features a broad range of nearly automatic construction-math problem solutions.

The Construction Master 5 is the essential tool for serious building professionals. Easy-to-use in the field or office it meets the need for fast, accurate construction- math solutions. Enter the numbers, just as you would say them and the solutions appear in an instant – they’re built-in to your Construction Master 5. Ideal for plans, and layouts. Reduce the risk of expensive errors when estimating costs and materials. Save time, money and frustration!

From its single key solutions to arc length, circumference, circle area, board feet conversions and weight-per-volume conversions, this popular calculator works directly in mostany common construction or building dimensional format. It adds, subtracts,multiplies and divides right in feet-inch-fractions, decimal feet (10ths, 100ths), inches, fractions, decimal inches, yards, meters, entimeters, millimeters... even square and cubic dimensions. Plus, it converts to and from any dimensional format.

The Construction Master 5 will automatically find lengths of rafters, regular (45°) and irregular (non-45°) hips, valleys and jacks, stair stringers, angle of incline, number of risers and treads for any landing-tolanding height, plus riser height and tread width.

It covers practically any construction, building or remodeling application and will save time and money. Features “paperless” tape for reviewing past 20 entries.

Includes easy-to-follow pocket reference guides in English and Spanish, CD-ROM with English and Spanish “How-To” CD and user guides, long-life batteries and a full one-year limited warranty.