Product Overview
The Construction Master Pro Trig 4080 Construction Calculator is an advanced feet-inch-fraction construction calculator with full trigonometric functions for contractors, architects, engineers, project managers, estimators, draftspersons, builders, framers, carpenters, and trades professionals. Built for complex construction-math problems, it helps simplify dimensional conversions, stair layouts, roofing, rafters, framing, right-angle solutions, compound miter cuts, circular calculations, polygons, rake-walls, weight-per-volume calculations, and advanced angle work.
Product Information
| Product Type | Construction Calculator |
| Brand | Calculated Industries |
| Model | 4080 |
| Calculator Type | Advanced feet-inch-fraction construction-math calculator with full trig functions |
| Primary Users | Contractors, architects, engineers, project managers, estimators, draftspersons, builders, framers, carpenters, and trades professionals |
| Use Case | Construction layout, estimating, trig calculations, stairs, roofing, rafters, framing, miter cuts, angle work, and material calculations |
Construction Functions
| Dimensional Math | Works in and converts between yards, feet-inch-fractions, decimal feet, decimal inches, metric values, area, and volume. |
| Full Trig Functions | Includes sine, cosine, tangent, arcsine, arccosine, and arctangent for advanced construction, design, and angle calculations. |
| D:M:S Conversions | Converts degrees-minutes-seconds to decimal degrees for angle, slope, layout, and trig-related calculations. |
| Right-Angle Solutions | Built-in right-angle functions help solve slopes, diagonals, rises, runs, roof framing, and layout problems. |
| Stair Layout | Calculates risers, treads, stringer length, incline angle, riser height, and stairwell opening. |
| Roofing & Rafters | Solves roof area, bundles, squares, sheathing, common rafters, hips, valleys, jacks, and cutting angles. |
| Framing & Studs | Finds on-center studs for entered lengths and supports rake-wall stud calculations with on-center spacing. |
| Specialty Calculations | Includes circles, arcs, circumference, segments, columns, cones, pillars, windows, post-holes, polygons, board feet, and weight-per-volume calculations. |
| Compound Miter Cuts | Stores crown angle and wall corner angle to calculate blade tilt and miter angle. |
Key Features
| Feet-Inch-Fraction Entry | Designed for fast construction calculations using common building dimensions and fractional values. |
| Metric Conversion | Works with metric values and converts between imperial and metric dimensional formats. |
| Trig Capability | Full trigonometric functions help solve complex angle, slope, roof, layout, design, and construction-math problems. |
| User Preferences | Set custom options such as fractional settings, stair headroom height, decimal degrees, and more. |
| Exponential Notation | Allows entry and display of exponential values for advanced calculations. |
| Paperless Tape | Allows review of the last 20 entries to help double-check calculations and totals. |
| Memory Functions | Includes accumulating memory plus three additional memory storage locations. |
| Standard Calculator Functions | Works as a regular calculator with arithmetic, percentage, pi, reciprocal, square, and square root functions. |
| Jobsite Protection | Includes a rugged Armadillo Gear protective case designed to resist shock, dust, and moisture. |
| Battery Saving | Automatic shut-off helps preserve battery life. |
Applications
| Estimating & Bidding | Helps calculate measurements, layouts, material values, unit costs, and project values for bids and estimates. |
| Advanced Angle Work | Ideal for trig, D:M:S conversions, slope, pitch, rise, run, angle, and layout calculations. |
| Roofing & Framing | Supports roof area, rafter, hip, valley, jack, sheathing, cutting angle, pitch, and framing calculations. |
| Stair Planning | Calculates stairs, risers, treads, stringers, incline angles, and stairwell openings. |
| Material Takeoffs | Helps estimate board feet, roof materials, circles, columns, cones, post-holes, polygons, and weight-per-volume values. |
| Design & Drafting | Useful for architectural, engineering, drafting, project management, and technical construction calculations. |
| Field & Office Use | Compact handheld design works well for jobsite measurements, contractor office use, plan review, and takeoffs. |
Specifications
| Dimensions | 5.7″ L x 3.0″ W x 0.65″ H |
| Metric Dimensions | 145 mm x 76 mm x 17 mm |
| Product Weight | 0.2875 lbs / 4.6 oz / 130 g |
| Power | Two 1.5V LR44/A76 long-life batteries |
| Display Type | 11 digits, including 7 normal digits and 4 fraction digits |
| Display Dimensions | 0.625″ x 2.5″ / 16 mm x 63.5 mm |
| Internal Accuracy | 12-digit internal accuracy |
| Warranty | One-year limited warranty |
Included
| Protective Case | Rugged Armadillo Gear case designed to resist shock, dust, and moisture |
| Reference Guides | Pocket reference guides in English and Spanish |
| Batteries | Two LR44 long-life batteries |
Why Choose the Construction Master Pro Trig 4080?
The Construction Master Pro Trig 4080 gives construction professionals a compact, jobsite-ready calculator with advanced construction math and full trigonometric functions. It is a strong choice for users who need dimensional conversions, right-angle solutions, stair layouts, roof and rafter calculations, rake-wall work, compound miter cuts, circular calculations, polygons, weight-per-volume calculations, and advanced angle solutions in one handheld tool.
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