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📐 Build smarter, not harder — the pro’s secret weapon!
The Calculated Industries 4065 Construction Master Pro is a precision handheld calculator tailored for construction pros. It performs complex feet-inch-fraction math and common building formulas, supports metric and English units, and comes equipped with durable materials and dual lithium batteries for reliable, on-site use. Compact and rugged, it’s designed to streamline estimations and measurements for contractors, framers, and renovators alike.
| ASIN | B0007Q3RGQ |
| Batteries | 2 LR44 batteries required. (included) |
| Batteries Included? | Yes |
| Batteries Required? | No |
| Battery Cell Type | Alkaline |
| Best Sellers Rank | #3,709 in Office Products ( See Top 100 in Office Products ) #11 in Scientific Calculators |
| Color | Silver |
| Customer Reviews | 4.8 4.8 out of 5 stars (5,735) |
| Date First Available | July 14, 2008 |
| Display Style | LCD |
| Is Discontinued By Manufacturer | No |
| Item Package Quantity | 1 |
| Item Weight | 8.2 ounces |
| Item model number | 4065 |
| Manufacturer | Calculated Industries |
| Material | Plastic |
| Measurement System | metric |
| National Stock Number | 4820-01-299-7444 |
| Part Number | 4065 |
| Pattern | Calculator |
| Power Source | Battery Powered |
| Product Dimensions | 5.75 x 3 x 0.6 inches |
| Style | Handheld |
| Voltage | 1.5 Volts |
| Warranty Description | 1 year manufacturers |
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