The Construction Master quickly finds solutions to challenging building and dimensional problems, and eliminates the need to remember complicated formulas. Enter the numbers just as you would say them and the solutions appear in an instant. It reduces the risk of expensive errors when estimating costs and materials, and it's perfect for completing layouts, plans, and bids on the job site or in the office. Battery included.

Includes CD-ROM with English and Spanish "How To" video and user's guide.

Most shipping weights are approximate and have not been verified. If the exact weight is needed in order to determine shipping costs, and shipping costs are required in order for you to complete your order, please request this prior to submitting your order by contacting CRL Customer Service. Product images shown are of the actual product or a close representation. ColorsColours can vary depending on your computer's video card and on how your monitor's colorcolour is adjusted.