---
product_id: 64471582
title: "Mini Ring Ruler for Circle Templates and Surfaces, Circular Ruler with 1 to 3.5-inch Adjustable Diameter, Geometric Tool for Drawing Circles"
brand: "koala tools"
price: "A$24"
currency: AUD
in_stock: true
url: https://www.desertcart.com.au/products/64471582-mini-ring-ruler-for-circle-templates-and-surfaces-circular-ruler
store_origin: AU
region: Australia
---

# Compact & portable design 1-3.5" adjustable diameter 360-degree protractor Mini Ring Ruler for Circle Templates and Surfaces, Circular Ruler with 1 to 3.5-inch Adjustable Diameter, Geometric Tool for Drawing Circles

**Brand:** koala tools
**Price:** A$24
**Availability:** ✅ In Stock

## Summary

> 🎨 Circle Your Way to Perfection!

## Quick Answers

- **What is this?** Mini Ring Ruler for Circle Templates and Surfaces, Circular Ruler with 1 to 3.5-inch Adjustable Diameter, Geometric Tool for Drawing Circles by koala tools
- **How much does it cost?** A$24 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/64471582-mini-ring-ruler-for-circle-templates-and-surfaces-circular-ruler)

## Best For

- koala tools enthusiasts

## Why This Product

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

## Key Features

- • **Durable Design:** Made from premium materials for long-lasting performance with various drawing tools.
- • **Swift Measurements:** Click and hold for quick, accurate measuring and marking.
- • **Versatile Creativity:** Not just for circles—use it as a protractor for all your artistic projects.
- • **Crafted for Convenience:** Lightweight and compact, it fits seamlessly into your bag or drafting kit.
- • **Precision at Your Fingertips:** Effortlessly draw perfect circles with adjustable diameters from 1 to 3.5 inches.

## Overview

The Koala Tools Mini Ring Ruler is a versatile geometric tool designed for drawing perfect circles with an adjustable diameter of 1 to 3.5 inches. This compact and portable ruler doubles as a 360-degree protractor, making it an essential addition to any artist's toolkit. Crafted from durable materials, it ensures precision and longevity, fitting easily into any bag or drafting kit.

## Description

Koala Tools - Mini Ring Ruler for Circle Templates and Surfaces, Circular Ruler with 1 to 3.5-inch Adjustable Diameter, Geometric Tool for Drawing Circles

## Features

- Nifty Ruler with an Adjustable Diameter - No need for circle stencils or a pivot-point compass with a dangerous needle. Our ingenious mathematical ruler comes with a 1 to 3.5-inch adjustable diameter, so you can draw perfect circles without the hassle of using other tools.
- Swift, Precise Measurements - You can never go wrong with your measurements while using this efficient drawing tool. Simply click its zero point end to your desired circle size, then it holds in place for quick measuring, marking, and forming.
- A Handy Art & Crafts Must-Have - You deserve high-precision drawing materials that are accessible anytime, anywhere. This compact and handy circle ruler will easily fit in your bag or drafting kit.
- Versatile Tool for Your Measuring Needs - Our mini circle drawing tool isn’t just for creating flawless circles. It also doubles as a 360-degree protractor for any creative projects, like sculpting, woodworking, and sewing.
- Flexible, Sturdy Drawing Ruler - Koala Tools’ Mini Ring Ruler is made of premium materials for long-lasting use. This flexible ruler works well with pencils, pens, markers, and more!

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Koala Tools |
| Brand | KOALA TOOLS |
| Item Weight | 0.48 ounces |
| Product Dimensions | 5 x 5 x 2 inches |
| Item model number | KT-10 |
| Is Discontinued By Manufacturer | No |
| Color | Blue |
| Material Type | Plastic |
| Expansion | 3 Inches |
| Number of Items | 1 |
| Size | Mini |
| Manufacturer Part Number | KT-10 |

## Product Details

- **Material:** Plastic
- **Brand:** KOALA TOOLS
- **Color:** Blue
- **Style:** Compact
- **Product Dimensions:** 5"L x 5"W

## Images

![Mini Ring Ruler for Circle Templates and Surfaces, Circular Ruler with 1 to 3.5-inch Adjustable Diameter, Geometric Tool for Drawing Circles - Image 1](https://m.media-amazon.com/images/I/71lsZnTjZiL.jpg)

## Available Options

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

## Frequently Bought Together

- Koala Tools - Mini Ring Ruler for Circle Templates and Surfaces, Circular Ruler with 1 to 3.5-inch Adjustable Diameter, Geometric Tool for Drawing Circles
- Koala Tools | Ring Ruler 360 - Circle Stencil & Templates Tool | 3"- 6" Adjustable Diameter - Geometric Tool for Drawing Circles

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**Shop now:** [https://www.desertcart.com.au/products/64471582-mini-ring-ruler-for-circle-templates-and-surfaces-circular-ruler](https://www.desertcart.com.au/products/64471582-mini-ring-ruler-for-circle-templates-and-surfaces-circular-ruler)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-03-21*