Calculated Industries

Calculated Industries Measure Master Pro Calculator 4020

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  • Front face of the Measure Master Pro
  • Work in U.S. imperial or convert to metric on all of your measurements
  • Built-in solutions help you get answers in formats you need
  • Learn to use with full reference guide stored in the pocket of the calculator's cover or with online videos
  • Comes with a protective slide cover with a quick reference guide printed on the inside, pocket reference guide in English and Spanish and a long-life battery
  • The tool you need to get past measurements and get to work
  • Dedicated keys make entering measurements straightforward



Calculated Industries Measure Master Pro Calculator 4020

The Measure Master Pro Calculator 4020 from Calculated Industries is a versatile and precise tool designed for professionals who require accuracy and efficiency in their measurement-related projects. Whether you're a designer, craftsman, tradesperson, fabricator, woodworker, or technician, this calculator is your go-to for converting and calculating dimensions in any unit you need.

Key Features:

  • Multi-Unit Conversion: Seamlessly work with and convert between feet-inch-fractions, decimal feet-inch-fractions, yards, meters, centimeters, and millimeters.
  • Comprehensive Calculations: Handle linear, area, and volume measurements with ease, including square-ups and perimeters.
  • Circle and Arc Solutions: Instantly solve for circumference, circle area, and arcs.
  • Material Estimation: Quickly calculate board feet for lumber estimates and determine weight and weight per volume.
  • Cost Efficiency: Effortlessly solve unit costs and pricing to stay on budget.
  • Review with Confidence: The "Paperless" Tape feature allows you to review the last 20 entries for accuracy.

Designed for Professionals:

The Measure Master Pro Calculator 4020 is engineered to simplify complex measurements and reduce the potential for errors, ensuring that your projects are both cost-effective and of the highest quality. User preferences allow you to set and store your preferred fractional values and dimensions, making repeated tasks quicker and more consistent.

Additional Benefits:

  • User Preferences: Tailor the calculator to your project's needs with customizable fractional settings.
  • Double-Check Totals: The "Paperless" Tape function ensures you can review and confirm past entries without wasting paper.
  • Durability and Support: Comes with a protective hard slide cover, a one-year warranty, and bilingual support materials.

What's Included:

  • Measure Master Pro Calculator 4020
  • Protective hard slide cover
  • English/Spanish Pocket Reference Guides
  • Two LR44/A76 batteries
  • One-year warranty

Support Materials:


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Warranty Information

Includes a one-year warranty from Calculated Industries
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Additional Information

5.6" x 3.0" x 0.6" (143 mm x 76 mm x 16 mm)
Product Weight:
4.5 oz. (128 grams) includes case and Pocket Reference Guide
Two 1.5-volt LR44/A76 long-life batteries
Display Type:
11 digits (7 normal, 4 fractions)
Display Dimensions:
0.625" x 2.5" (16 mm x 64 mm)
10 digit internal accuracy
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