Calculated Industries 4065, Construction Master Pro Calculator

The construction master pro (model 4065) from Calculated Industries sets the industry standard for advanced construction-math calculators. Offering powerful built-in solutions and expanded preference settings, it's perfect for completing layouts, bids, and estimates as well as helping to save time and money by helping you figure out the right amount of needed materials. It's ideal for or contractors, estimators, architects, builders, framers, engineers, concrete/foundation contractors, draftspersons, and more.

• Construction math calculator designed for construction professionals
• Performs common building formulas; area and volume calculations; works in various units, English/metric
• Plastic back, aluminum front, soft rubbed buttons
• Includes 2 3-volt lithium batteries, user guide, quick reference guide, protective slide cover