---
product_id: 51804280
title: "Calculated Industries 4050 Construction Master 5 Construction Metric and Imperial Calculator for Contractors, Estimators, Builders and Carpenters,Black"
brand: "calculated industries"
price: "€ 128.57"
currency: EUR
in_stock: true
url: https://www.desertcart.nl/products/51804280-calculated-industries-4050-construction-master-5-construction-metric-and-imperial
store_origin: NL
region: Netherlands
---

# Metric & Imperial unit conversion Advanced angle & layout calculations Time-saving built-in functions Calculated Industries 4050 Construction Master 5 Construction Metric and Imperial Calculator for Contractors, Estimators, Builders and Carpenters,Black

**Brand:** calculated industries
**Price:** € 128.57
**Availability:** ✅ In Stock

## Summary

> 📐 Master every measurement, save every cent!

## Quick Answers

- **What is this?** Calculated Industries 4050 Construction Master 5 Construction Metric and Imperial Calculator for Contractors, Estimators, Builders and Carpenters,Black by calculated industries
- **How much does it cost?** € 128.57 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/51804280-calculated-industries-4050-construction-master-5-construction-metric-and-imperial)

## Best For

- calculated industries enthusiasts

## Why This Product

- Trusted calculated industries brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Durable & Portable Design:** Compact, lightweight 170g calculator with protective slide cover—perfect for on-site and office use.
- • **Ready to Work Out of the Box:** Includes long-life LR44 batteries, bilingual reference guides, and a 1-year warranty for uninterrupted productivity.
- • **Material Waste Prevention Calculator:** Accurately estimate roofing, drywall, studs, and concrete volumes to save money and reduce costly errors.
- • **Seamless Metric & Imperial Conversion:** Effortlessly switch between meters, feet, inches, yards, and more—no second-guessing needed.
- • **Built-In Right Angle & Rafter Solutions:** Instantly solve complex layouts like hip, valley, jack rafters, and stair layouts to speed up your workflow.

## Overview

The 4050 Construction Master 5 is a precision calculator designed for contractors, estimators, builders, and carpenters. It supports quick, accurate conversions between metric and imperial units and features built-in functions for complex construction math including angles, rafters, stairs, and material estimates. Lightweight and durable, it comes with batteries, bilingual guides, and a protective cover, making it an indispensable tool that reduces errors and saves time on every project.

## Description

Calculated Industries 4050 Construction Master 5 Construction Metric and Imperial Calculator for Contractors, Estimators, Builders and Carpenters,Black

## Features

- SOLVE ALL YOUR DIMENSIONAL MATH quickly and accurately with the calculator's powerful built-in solutions for completing layouts, plans, bids, estimates and more, directly in Metric or Imperial units
- LETS YOU EFFORTLESSLY WORK IN AND CONVERT between all common building dimension formats; Meters, milimetres, centimetres, feet-inch-fractions, decimal feet-inches, and yards including area and volume
- TIME-SAVING BUILT-IN FUNCTIONS for right angles give you instant solutions for square-ups, rafters (hip, valley, jacks), rake-walls, slopes, angles and more. Plus complete stair layout, advanced solutions for arcs, arches, circles, columns and more
- "PREVENTS COSTLY MATERIAL WASTE with built-in solutions for roofing, drywall, studs, blocks, concrete footings and board-feet lumber estimating. Find volumes for concrete driveways, columns and more. Arched rake-walls with on-center spacing in ascending or descending order"
- INVALUABLE' TOOL PAYS FOR ITSELF DAILY by reducing headaches, saving time and preventing expensive material errors on all your projects, from the office to the field. Comes with a protective plastic slide cover, pocket reference guides in English and Spanish, two LR44 long-life batteries and a full one-year limited warranty

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Calculated Industries |
| Part Number | 4050 |
| Product Dimensions | 15.24 x 7.62 x 2.54 cm; 170 g |
| Batteries | 2 LR44 batteries required. (included) |
| Item model number | 4050 |
| Colour | Black |
| Material | Plastic |
| Power Source | Battery Powered |
| Item Package Quantity | 1 |
| Display style | LCD |
| Batteries included? | Yes |
| Batteries Required? | Yes |
| Battery Cell Type | Lithium Manganese Dioxide |
| Item Weight | 170 g |

## Product Details

- **Brand:** Calculated Industries
- **Colour:** Black
- **Calculator Type:** Engineering/Scientific
- **Power source:** Battery Powered
- **Screen size:** 2.5 Inches
- **Number of batteries:** 2 LR44 batteries required. (included)
- **Model name:** Construction Master 5
- **Material:** Plastic
- **Display type:** LCD
- **UPC:** 098584040505 791836793418 733353054665 767674984707

## Images

![Calculated Industries 4050 Construction Master 5 Construction Metric and Imperial Calculator for Contractors, Estimators, Builders and Carpenters,Black - Image 1](https://m.media-amazon.com/images/I/715GOBDpX9L.jpg)
![Calculated Industries 4050 Construction Master 5 Construction Metric and Imperial Calculator for Contractors, Estimators, Builders and Carpenters,Black - Image 2](https://m.media-amazon.com/images/I/81IBXHMaTmL.jpg)
![Calculated Industries 4050 Construction Master 5 Construction Metric and Imperial Calculator for Contractors, Estimators, Builders and Carpenters,Black - Image 3](https://m.media-amazon.com/images/I/81TLUPylbNL.jpg)
![Calculated Industries 4050 Construction Master 5 Construction Metric and Imperial Calculator for Contractors, Estimators, Builders and Carpenters,Black - Image 4](https://m.media-amazon.com/images/I/710UWtBN8uL.jpg)
![Calculated Industries 4050 Construction Master 5 Construction Metric and Imperial Calculator for Contractors, Estimators, Builders and Carpenters,Black - Image 5](https://m.media-amazon.com/images/I/81HxuJT083L.jpg)

## Questions & Answers

**Q: Can this calculate the forms for a concrete stairs**
A: Yes it's the same as normal timber stairs just add the width of the stairs to you calculation.

## Frequently Bought Together

- Calculated Industries 4050 Construction Master 5 Construction Metric and Imperial Calculator for Contractors, Estimators, Builders and Carpenters,Black
- Calculated Industries 2140 Construction Master Pro Workbook and Study Guide | 4 Comprehensive Sections | Site Development | Footings, Slabs, Walls | Framing | Finishing |Practice Problems, Answers
- Barnwell Pair of Brass Stair Gauges for Framing Carpenters Square

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-01-26*