Calculated Industries 4050 Construction Master 5 Construction Metric and Imperial Calculator for Contractors, Estimators, Builders and Carpenters,Black

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  • TIME-SAVING BUILT-IN FUNCTIONS for right angles give you instant solutions for square-ups, rafters (hip, valley, jacks), rake-walls, slopes, angles and more. Plus complete stair layout, advanced solutions for arcs, arches, circles, columns and more
  • LETS YOU EFFORTLESSLY WORK IN AND CONVERT between all common building dimension formats; Meters, milimetres, centimetres, feet-inch-fractions, decimal feet-inches, and yards including area and volume
  • "PREVENTS COSTLY MATERIAL WASTE with built-in solutions for roofing, drywall, studs, blocks, concrete footings and board-feet lumber estimating. Find volumes for concrete driveways, columns and more. Arched rake-walls with on-center spacing in ascending or descending order"
  • INVALUABLE' TOOL PAYS FOR ITSELF DAILY by reducing headaches, saving time and preventing expensive material errors on all your projects, from the office to the field. Comes with a protective plastic slide cover, pocket reference guides in English and Spanish, two LR44 long-life batteries and a full one-year limited warranty

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