Calculated Industries 4080 Construction Master® Pro Trig Calculator — Underwood Distributing Co. Skip to content
Need a quote? Need to submit a PO? Email us at hello@underwooddist.com
Need a quote? Need to submit a PO? Email us at hello@underwooddist.com

4080 Construction Master® Pro Trig

SKU Calc_4080
Original price $89.95
Original price $89.95 - Original price $89.95
Original price $89.95
Current price $84.95
$84.95 - $84.95
Current price $84.95

Quantity discounts available! Email hello@underwooddist.com.

Advanced Feet-Inch-Fraction Construction-Math Calculator with Full Trig Functions

The Construction Master Pro Trig provides construction professionals with complete trig functions to help them quickly and easily solve complex construction-math problems. It saves time, reduces costs and prevents re-work. You can effortlessly work in and convert between feet-inch-fractions and metric units. Instantly calculate complex construction challenges for stair layouts, roofs, framing and much more. Full trig functions with sine, cosine, tangent, arcsine, arccosine and arctangent.

Construction Calculations

  • Work in and convert between any building dimension, including Metric
  • Trig Function
  • Find Weight per Volume
  • Built-in Right-Angle solutions
  • Complete Stair Layouts
  • Roof, Rafter and Framing solutions
  • Circular: Arcs, Circumference, Segments and More
  • Stairs - Set Riser Height and solve for Stairwell Opening
  • Studs - Find number On-center for an entered Length
  • Compound Miter Cuts Arched Rake-Walls
  • Equal sided Polygons

For Contractors, Architects, Engineers, Project Managers, Estimators, Draftspersons, Builders, Framers, Carpenters, Tradespersons

Dimensional Math and Conversions

  • Work in and convert between all building dimensional formats: Yards, Feet-Inch-Fractions, Decimal Feet and Inches and Metric - including Area and Volume
  • D:M:S to Decimal Degree conversions
  • Weight per Volume
  • Full Trig Function: Sine, Cosine, Tangent, Arcsine, Arccosine and Arctangent simplify complex design and construction-math

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
  • 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 Miter 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
  • Board Feet Lumber estimating

Additional Features

  • 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: Allows for review of last 20 entries; double-check totals
  • Standard Calculations: Works as a math calculator with +, -, +/-, ×, ÷, %, π, 1/x, x2, and √
  • Automatic Shut-Off saves battery life

Includes

  • Rugged shock, dust and moisture-resistant Armadillo Gear case
  • Pocket Reference Guides in English and Spanish
  • Two LR44 long life batteries
  • One-year warranty

Tech Specs

Size

  • 5.7" x 3.0" x 0.65" (145 mm x 76 mm x 17 mm)

Product Weight

  • 4.6 oz (130 grams)

Power

  • Two 1.5-volt LR-44/A76 long-life batteries

Display Type

  • 11 Digits (7 normal, 4 Fractions)

Display Dimensions

  • 0.625" x 2.5" (16 mm x 63.5 mm)

Accuracy

  • 12 digit internal accuracy
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