---
product_id: 3479751
title: "Koala Tools | Ring Ruler 360 - Circle Stencil & Templates Tool | 3\"- 6\" Adjustable Diameter - Geometric Tool for Drawing Circles"
brand: "koala tools"
price: "$78.36"
currency: USD
in_stock: true
url: https://www.desertcart.ec/products/3479751-koala-tools-ring-ruler-360-circle-stencil-and-templates-tool
store_origin: EC
region: Ecuador
---

# 3-6" Diameter 360° Protractor Durable Plastic Koala Tools | Ring Ruler 360 - Circle Stencil & Templates Tool | 3"- 6" Adjustable Diameter - Geometric Tool for Drawing Circles

**Brand:** koala tools
**Price:** $78.36
**Availability:** ✅ In Stock

## Summary

> 🎨 Circle Your Way to Creativity!

## Quick Answers

- **What is this?** Koala Tools | Ring Ruler 360 - Circle Stencil & Templates Tool | 3"- 6" Adjustable Diameter - Geometric Tool for Drawing Circles by koala tools
- **How much does it cost?** $78.36 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/3479751-koala-tools-ring-ruler-360-circle-stencil-and-templates-tool)

## 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

- • **Built to Last:** Crafted from sturdy yet flexible plastic for long-term use.
- • **Works on Any Surface:** Use it on flat or spherical objects for endless creativity.
- • **Perfect Circles in Seconds:** Create flawless circles effortlessly with adjustable diameters.
- • **Versatile for All Projects:** Ideal for students, crafters, and professionals alike.
- • **Precision at Your Fingertips:** Accurate measurements for diameter, arc lengths, and circumferences.

## Overview

The Koala Tools Ring Ruler 360 is an innovative geometric tool designed for creating perfect circles with adjustable diameters ranging from 3 to 6 inches. Ideal for a variety of applications, from school projects to professional crafts, this durable and versatile tool ensures precision and ease of use on both flat and 3D surfaces.

## Description

Koala Tools | Ring Ruler 360 - Circle Stencil & Templates Tool | 3"- 6" Adjustable Diameter - Geometric Tool for Drawing Circles

## Features

- ADJUSTABLE CIRCLE CREATION: Mathematical ruler that creates perfect circles seamlessly in seconds. 3 to 6 inch diameter range.
- SCHOLASTIC & CRAFTY: Handy for kids and students at school as a 360 degree protractor. Ideal for sculpting, woodworking, quilting, sewing, and gourd design.
- HIGHLY VERSATILE: Works with lead pencils, pens, markers, or airbrush. Usable on either flat 2D or spherical 3D objects (vases, bowls, ornaments).
- DURABLE CONSTRUCTION: Sturdy plastic remains strong yet flexible for circular drafting or cutting arcs and curves.
- PRECISION CALIBRATION: Measures diameter, arc lengths, and circumferences with extreme accuracy.

## Images

![Koala Tools | Ring Ruler 360 - Circle Stencil & Templates Tool | 3"- 6" Adjustable Diameter - Geometric Tool for Drawing Circles - Image 1](https://m.media-amazon.com/images/I/71GDUcQPdlL.jpg)
![Koala Tools | Ring Ruler 360 - Circle Stencil & Templates Tool | 3"- 6" Adjustable Diameter - Geometric Tool for Drawing Circles - Image 2](https://m.media-amazon.com/images/I/81bvVzhpCPL.jpg)
![Koala Tools | Ring Ruler 360 - Circle Stencil & Templates Tool | 3"- 6" Adjustable Diameter - Geometric Tool for Drawing Circles - Image 3](https://m.media-amazon.com/images/I/815rufKB5oL.jpg)
![Koala Tools | Ring Ruler 360 - Circle Stencil & Templates Tool | 3"- 6" Adjustable Diameter - Geometric Tool for Drawing Circles - Image 4](https://m.media-amazon.com/images/I/819wZZ61CGL.jpg)

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**Shop now:** [https://www.desertcart.ec/products/3479751-koala-tools-ring-ruler-360-circle-stencil-and-templates-tool](https://www.desertcart.ec/products/3479751-koala-tools-ring-ruler-360-circle-stencil-and-templates-tool)

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-02-02*