---
product_id: 70035567
title: "Mr. Pen Architectural Scale Ruler, 12 Inch, White, Contractor's Scaling Ruler, Drawing & Drafting Tool"
brand: "mr. pen"
price: "€ 15.09"
currency: EUR
in_stock: true
reviews_count: 13
category: "Mr. Pen"
url: https://www.desertcart.pt/products/70035567-mr-pen-architectural-scale-ruler-12-inch-white-contractors-scaling
store_origin: PT
region: Portugal
---

# Laser-cut, scratch-proof imperial prints 12-inch precision length Triangular high-impact aluminum build Mr. Pen Architectural Scale Ruler, 12 Inch, White, Contractor's Scaling Ruler, Drawing & Drafting Tool

**Brand:** mr. pen
**Price:** € 15.09
**Availability:** ✅ In Stock

## Summary

> 📐 Elevate your drafting game with precision that lasts!

## Quick Answers

- **What is this?** Mr. Pen Architectural Scale Ruler, 12 Inch, White, Contractor's Scaling Ruler, Drawing & Drafting Tool by mr. pen
- **How much does it cost?** € 15.09 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/70035567-mr-pen-architectural-scale-ruler-12-inch-white-contractors-scaling)

## 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

- • **Trusted by Thousands:** Top-rated with 4.7 stars from over 5,000 pros who demand reliability on every project.
- • **Unmatched Print Longevity:** Laser-etched markings that never fade or scratch off, ensuring flawless readings every time.
- • **Effortless Scale Selection:** Color-coded triangular design lets you switch scales in a snap—no more fumbling.
- • **Precision Meets Durability:** Crafted from high-impact aluminum for a lifetime of accurate measurements.
- • **Professional Grade Accuracy:** Graduations down to 1/16 inch for pinpoint drafting and blueprint perfection.

## Overview

The Mr. Pen 12-inch Architectural Scale Ruler is a professional-grade, triangular aluminum drafting tool featuring durable laser-cut imperial markings and color-coded scales for quick, accurate measurements. Designed for architects, contractors, and designers, it offers precision down to 1/16 inch and a robust build that withstands daily use, making it a top choice with over 5,000 positive reviews.

## Description

Product description Mr. Pen Scale Ruler Scale Ruler

Review: Excelente. - Excelente producto, precisos.
Review: sharper image couldn't do better - Having signed up for a scenery painting class, one of these was required to do scaled reproductions. I've never used one before but found the look of this to be high quality. My instinct was right. This heavy, aluminum ruler is easy to read, feels nice in the hand and stands up to a bit of wear. Highly recommended for practical use.

## Features

- 12inch Triangular Architect 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
- Architect Ruler With Durable Laser Cut Imperial Prints For Accuracy. They Will Not Wipe Or Scratch Off Ever
- Color Coded Triangular Scale For Easy And Quick Selection Of The Desired Scale

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07DNHCMS7 |
| Best Sellers Rank | #13,220 in Office Products ( See Top 100 in Office Products ) #23 in Drafting Tools & Drafting Kits |
| Brand | Mr. Pen |
| Brand Name | Mr. Pen |
| Color | White |
| Customer Reviews | 4.7 out of 5 stars 5,128 Reviews |
| Graduation Range | 1/16 Inches |
| Manufacturer | Mr. Pen |
| Material | Aluminum |
| Material Type | Aluminum |
| Model | SA01 |
| Part Number | SA01 |
| Style | Triangular Ruler |
| Style Name | Triangular Ruler |
| UPC | 853126008180 |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** Mr. Pen
- **Color:** Black
- **Material:** Aluminum
- **Product Dimensions:** 12"L x 12"W
- **Style:** Classic

## Images

![Mr. Pen Architectural Scale Ruler, 12 Inch, White, Contractor's Scaling Ruler, Drawing & Drafting Tool - Image 1](https://m.media-amazon.com/images/I/51QYKGnAyvL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Questions & Answers

**Q: Can I use this I’m cm?**
A: No.  This scale is in fractions of an inch.

**Q: Will it measure 3/32**
A: Yes.  The scales for this ruler are: 1-1/2, 1, 3/4, 3/8, 3/16, 3/32, 1/2, 1/4, 1/8, 3, 16

**Q: Since most drawings I have ever used are 1/4” scale this scale does not have 1/4” which all of my scales I no longer have had 1/4”. Why?**
A: This scale has 1/4” = 1’-0”, along with most other architectural scales (1/8”, 1/2”, 3/4”, etc).

**Q: Centimeters scale included?**
A: No!

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excelente.
*by C***L on April 29, 2026*

Excelente producto, precisos.

### ⭐⭐⭐⭐⭐ sharper image couldn't do better
*by L***M on December 10, 2024*

Having signed up for a scenery painting class, one of these was required to do scaled reproductions. I've never used one before but found the look of this to be high quality. My instinct was right. This heavy, aluminum ruler is easy to read, feels nice in the hand and stands up to a bit of wear. Highly recommended for practical use.

### ⭐⭐⭐⭐⭐ Love it
*by V***A on January 19, 2026*

Really great tool to have. A little more affordable than in the office supply store.

## Frequently Bought Together

- Mr. Pen- Architectural Scale Ruler, Scale Ruler, 12 inch, White, Scale Ruler Contractor, Architect Scal, Scaling Ruler, Drawing Ruler, Architectural Ruler, Rulers for Drawing, Drafting Tools
- Mr. Pen- House Plan, Interior Design and Furniture Templates, Drafting Tools and Ruler Shapes for Architecture - Set of 3
- Mr. Pen- Small Architectural Scale Ruler, Aluminium, 6 Inch, 2 Pack, Green and Orange, Pocket Size Ruler, Triangle Ruler, Metal Ruler Set, Architect Scale Ruler for Blueprints

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.pt/products/70035567-mr-pen-architectural-scale-ruler-12-inch-white-contractors-scaling](https://www.desertcart.pt/products/70035567-mr-pen-architectural-scale-ruler-12-inch-white-contractors-scaling)

---

*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-06-25*