4065 Construction Master Pro

The Construction Master Pro sets the industry standard for advanced construction-math calculators.

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It provides powerful built-in solutions and expanded preference settings. It’s easy to use in the field or office and perfect for completing plans, layouts, bids and estimates – saves time, money, materials and frustration.

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Work smarter, build better and improve your bottom line with the Construction Master Pro!

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Calculations:

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Work in and convert between building dimensions, including Metric Built-in Right-Angle solutions Areas, Volumes, Square-ups, Complete Stair Layouts, Roof, Rafter and Framing solutions. Circle: Arcs, Circumference, Segments New Features, Functions and Enhanced Solutions: Drywall – Siding and Panels Stairs – Riser Height and solve for Stairwell Opening. Studs On-center, Compound Miter Cuts, Arched Rake-Walls For Contractors, Estimators, Architects, Carpenters, Framers, Draftspersons, Engineers, Builders, Tradespersons.

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Dimensional Math and Conversions:

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Work in and convert between building dimensional formats: Yards, Feet-Inch-Fractions, Decimal Feet-Inches and Metric – including Area and Volume. D:M:S to Decimal Degree conversions. Find Weight per Volume. Built-in Time Saving Functions. Complete Stair calculations for Risers, Treads, Stringer Length and Incline Angle, Set, Riser Height and solve for Stairwell Opening. Built-in Right-Angle Functions for Square-ups, Slopes and more Area, Volume and Perimeter solutions with Length, Width and Height Keys. Drywall, Siding and Paneling Key calculates 4x8, 4x9 or 4x12. Sheets to cover an Area Roof Function finds Area, Bundles, Squares and 4x8 Sheathing for Flat or Pitched Roofs. Custom Rafter Function provides Common Rafters, Regular and Irregular Hips, Valleys and Jacks; instant Cutting Angles (Cheek, Level and Plumb). Jack Rafter results for Regular and Irregular Pitch Roof. Find Rake-Wall Studs with On-center spacing Compound Miter – Store Crown Angle and Enter Wall Corner Angle to calculate the Blade Tilt and Angle for Miters cuts. Advanced solutions for Circles, Arches, Columns, Cones, Pillars, Windows and Post-holes Arched Rake-Walls with On-center Spacing Studs – Calculate the number of On-center Studs for an entered Length Equal Sided Polygon – Calculate Corner and Bi-sect Angles, Side Length, Perimeter and Area Block and Footing solutions. Board Feet Lumber estimating.

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Additional Features:

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User Preferences: Set custom defined options such as Fractional settings for 1/2” to 1/64” and Stair Headroom Height, Decimal Degrees and more Exponential Notation: Enter and display exponential values. Backspace Key: Makes it easy to change just-entered values. Constant Operator: Simplifies repetitive calculations. Cost per Unit: Easily solve unit costing and pricing. Accumulating Memory (M+) – Plus three additional Memory Storage locations. Paperless Tape: Review of last 20 entries; double-check totals. Standard Calculations: works as a regular math calculator with +, -, +/-, x, ÷, %, π, 1/x, X2, and √ Automatic Shut-Off saves battery life. Includes Protective Hard Slide Cover, Easy-to-follow User's Guide, Handy Pocket Reference Guide in English and Spanish. Long-Life Batteries. Full One-Year Limited Warranty. English and Spanish CD-ROM with “How To” Video and User’s Guide.

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Tech Specs:

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Size: 5.6” x 3.0” x 0.6” (142.8mm x 76.2mm x 15.9mm). Product Weight: 4.5 oz. (127.5 gm). Includes Case and Pocket Reference Guide. Power: Two 1.5-volt (LR-44/A76) Long-life Batteries. Display Type: 11 Digits (7 normal, 4 Fractions) with Full Annunciators. Display Dimensions: 0.625” x 2.5” (15.88 mm x 63.5 mm). Accuracy: 10 Digit Internal Accuracy