---
product_id: 354064497
title: "Mr. Pen Aluminum Triangular Engineer Scale Ruler, 30cm, 1:20-1:125"
brand: "mr. pen"
price: "363 DH"
currency: MAD
in_stock: true
reviews_count: 5
category: "Mr. Pen"
url: https://www.desertcart.ma/products/354064497-mr-pen-aluminum-triangular-engineer-scale-ruler-30cm-1-20
store_origin: MA
region: Morocco
---

# Color-coded for quick scale selection 30cm precision length High-impact aluminum build Mr. Pen Aluminum Triangular Engineer Scale Ruler, 30cm, 1:20-1:125

**Brand:** mr. pen
**Price:** 363 DH
**Availability:** ✅ In Stock

## Summary

> 📐 Draft like a pro, measure like a boss!

## Quick Answers

- **What is this?** Mr. Pen Aluminum Triangular Engineer Scale Ruler, 30cm, 1:20-1:125 by mr. pen
- **How much does it cost?** 363 DH with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ma](https://www.desertcart.ma/products/354064497-mr-pen-aluminum-triangular-engineer-scale-ruler-30cm-1-20)

## Best For

- mr. pen enthusiasts

## Why This Product

- Trusted mr. pen brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Endure:** Crafted from high-impact aluminum, this ruler withstands daily wear and tear, making it a lifelong drafting companion.
- • **Lightweight Yet Robust:** At just 100g, it’s easy to carry around but tough enough to handle the demands of professional use.
- • **Versatile for Every Pro:** Perfectly tailored for architects, engineers, designers, and students tackling floor plans, blueprints, and orthographic projections.
- • **Effortless Scale Switching:** Color-coded triangular design lets you instantly pick the right scale from 1:20 to 1:125 without missing a beat.
- • **Precision in Every Millimeter:** Laser-cut scales ensure accuracy that won’t fade or scratch, keeping your measurements flawless project after project.

## Overview

The Mr. Pen Aluminum Triangular Engineer Scale Ruler is a 30cm, high-impact aluminum drafting tool featuring durable laser-cut, color-coded scales from 1:20 to 1:125. Designed for precision and longevity, it’s ideal for architects, engineers, and designers who demand accuracy and quick scale selection in their professional projects.

## Description

Mr. Pen- Triangular Scale Is Designed To Equip Architects, Engineers, Artists, Designers, Students, Teacher With The Right Tools For Their Various Projects.The Package Includes:30cm Metric Engineer Scale:Made From High Impact Aluminum To Last ForeverLaser Cut Prints For Accuracy And Durability. The Prints Will Not Wipe Or Scratch OffScale: 1:20, 1:25, 1:50, 1:75, 1:100, 1:125Designed To Facilitate The Drafting And Measuring Of Architectural Drawings, Such As Floor Plans, Blue Prints, And Orthographic ProjectionsColor Coded Triangular Scale For Easy And Quick Selection Of The Desired Scale

Review: Well-made. Smooth surfaces with accurate and easy to read scales.
Review: excellent product

## Features

- 30cm Engineer Scale Designed To Facilitate The Drafting And Measuring Of Architectural Drawings, Such As Floor Plans, Blue Prints, And Orthographic Projections
- Triangular Ruler Made From High Impact Aluminum, Build To Last
- Engineer Ruler With Durable Laser Cut Prints For Accuracy. They Will Not Wipe Or Scratch Off Ever
- Color Coded Triangular Scale For Easy And Quick Selection Of The Desired Scale
- Scale: 1:20, 1:25, 1:50, 1:75, 1:100, 1:125

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07DNKNLSJ |
| Best Sellers Rank | #158,986 in Office Products ( See Top 100 in Office Products ) #28 in Triangular Scales |
| Manufacturer | Mr. Pen |
| Manufacturer reference | SE01 |
| Product Dimensions | 30 x 8.6 x 0.1 cm; 100 g |

## Product Details

- **Brand:** Mr. Pen
- **Colour:** White
- **Material:** Aluminum
- **Product dimensions:** 8.6W centimeters
- **Style:** Triangular

## Images

![Mr. Pen Aluminum Triangular Engineer Scale Ruler, 30cm, 1:20-1:125 - Image 1](https://m.media-amazon.com/images/I/413+TKn-c0L.jpg)
![Mr. Pen Aluminum Triangular Engineer Scale Ruler, 30cm, 1:20-1:125 - Image 2](https://m.media-amazon.com/images/I/419A23YDtRL.jpg)
![Mr. Pen Aluminum Triangular Engineer Scale Ruler, 30cm, 1:20-1:125 - Image 3](https://m.media-amazon.com/images/I/41FW-tnoDVL.jpg)
![Mr. Pen Aluminum Triangular Engineer Scale Ruler, 30cm, 1:20-1:125 - Image 4](https://m.media-amazon.com/images/I/41JnYF0bwJL.jpg)
![Mr. Pen Aluminum Triangular Engineer Scale Ruler, 30cm, 1:20-1:125 - Image 5](https://m.media-amazon.com/images/I/514iX-SUW4L.jpg)

## Questions & Answers

**Q: Do markings stay on this ruler?**
A: It seems your mileage may vary.  Some people say they received a ruled with etched/engraved markings.  I just received one of these and the markings are just printed on top of the aluminum - they are not etched could come off.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by A***. on 13 April 2025*

Well-made. Smooth surfaces with accurate and easy to read scales.

### ⭐⭐⭐⭐⭐ Review
*by M***E on 9 November 2025*

excellent product

### ⭐⭐⭐⭐⭐ Review
*by D***C on 13 January 2025*

This is by far my favorite scale ruler, much better than the plastic ones I have purchased in the past. 10/10 would buy again.

## Frequently Bought Together

- Partyreal CA11755
- Staedtler 12-Inches Engineers Triangular Scale (98718-34BK)
- Mr. Pen Architectural Scale Ruler, 12 Inch, White, Contractor's Scaling Ruler, Drawing & Drafting Tool

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**Shop now:** [https://www.desertcart.ma/products/354064497-mr-pen-aluminum-triangular-engineer-scale-ruler-30cm-1-20](https://www.desertcart.ma/products/354064497-mr-pen-aluminum-triangular-engineer-scale-ruler-30cm-1-20)

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*Product available on Desertcart Morocco*
*Store origin: MA*
*Last updated: 2026-01-28*