---
product_id: 48509272
title: "Professional Set Square"
brand: "rotring"
price: "€ 7.11"
currency: EUR
in_stock: true
reviews_count: 13
category: "R Otring"
url: https://www.desertcart.pt/products/48509272-professional-set-square
store_origin: PT
region: Portugal
---

# Preferred by architects Cleans without smears Rolls up graphite dust Professional Set Square

**Brand:** rotring
**Price:** € 7.11
**Availability:** ✅ In Stock

## Summary

> ✏️ Elevate your drafts with the eraser architects swear by!

## Quick Answers

- **What is this?** Professional Set Square by rotring
- **How much does it cost?** € 7.11 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/48509272-professional-set-square)

## Best For

- rotring enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Durable:** Lightweight rectangular design fits perfectly in any pencil case or drafting kit.
- • **Long-Lasting Quality:** High-grade rubber material ensures consistent performance across multiple projects.
- • **Dust-Free Performance:** Innovative rolling action collects eraser dust, keeping your workspace spotless.
- • **Precision Clean Erasing:** Erases polymer and graphite pencil lines flawlessly with zero smudging.
- • **Trusted by Professionals:** The go-to eraser for architects and designers worldwide for over three decades.

## Overview

The rOtring Professional Set Square Eraser is a high-quality, smudge-free eraser designed to cleanly remove polymer and graphite pencil marks. Its unique rolling action collects eraser dust for a tidy workspace, making it a trusted choice among architects and designers for over 30 years.

## Description

rOtring Rapid B20 Erasers | 20 Count : desertcart.co.uk: Sports & Outdoors

Review: It rubs - ...
Review: Best professional eraser available - Still the best available professional eraser. Trusted by architects around the globe. Been using the B20 for 32 years...

## Features

- rOtring erasers are innovative tools working by rolling up graphite and dirt particles in eraser dust
- The erased surface stays clean with no smears or marks
- The dust brushes easily off the media surface
- The best tool for erasing polymer/ graphite pencil lines from all drawing media

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000KJNY9A |
| Batteries included? | No |
| Best Sellers Rank | 29,910 in Stationery & Office Supplies ( See Top 100 in Stationery & Office Supplies ) 262 in Cube Erasers |
| Brand | rOtring |
| Color | White. |
| Customer Reviews | 4.2 4.2 out of 5 stars (440) |
| Date First Available | 24 May 2007 |
| Features | Paper Box |
| Is discontinued by manufacturer | No |
| Item model number | S0194570 |
| Manufacturer | Newell Rubbermaid |
| Material type | Rubber |
| Number of items | 1 |
| Product Dimensions | 2.03 x 6.35 x 1.27 cm; 9.07 g |
| Shape | Rectangular |
| Size | Box of 1 |
| Style | 20 Erasers |

## Product Details

- **Brand:** rOtring
- **Colour:** White.
- **Material:** Rubber
- **Product dimensions:** 20L x 64W millimetres
- **Recommended uses for product:** Removing pencil markings

## Images

![Professional Set Square - Image 1](https://m.media-amazon.com/images/I/51lWHtz-eBS.jpg)

## Available Options

This product comes in different **Style** options.

## Questions & Answers

**Q: Will these fit the Rotring Rapid Pro?**
A: No.  These are not designed to fit the Rapid Pro, but Rotring does make a unique high quality eraser, which this is.

## Customer Reviews

### ⭐⭐⭐⭐⭐ It rubs
*by J***J on 22 July 2024*

...

### ⭐⭐⭐⭐⭐ Best professional eraser available
*by P***B on 19 March 2021*

Still the best available professional eraser. Trusted by architects around the globe. Been using the B20 for 32 years...

### ⭐⭐⭐⭐⭐ Item is exactly what I wanted but only one eraser ...
*by A***B on 20 January 2016*

Item is exactly what I wanted but only one eraser was received were as it was described as a box of 20????

## Frequently Bought Together

- rOtring Eraser B20 (S0194570)
- rOtring Mechanical Refill Erasers for 600 and 500 Pencils, 5-Pieces (502720)
- rOtring 0.5mm 2B Super Polymer Strong Dark Pencil Lead Refills for Mechanical Pencils - Pack of 3 Tubes - 72 Leads

---

## 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/48509272-professional-set-square](https://www.desertcart.pt/products/48509272-professional-set-square)

---

*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-04-22*