Koala Tools Mini Ring Ruler - US Standard

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.

Koala Tools Ring Ruler - Features + Functions Demo Video (beta)

Versa Ruler - Interconnectable, Shape-ruling system – Koala Tools

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Angrox Circle Round Stencil Template Artist Design Drawing Aid Tool (Diameter from 3 mm to 40 mm)

360 Degree Circle Protractor and Circle Maker Ruler with 16 Size Circle Template Art Drawing Design : : Home

Koala Tools Ring Ruler 360 Degree Circular Ruler

Nifty Ruler with an Adjustable Diameter - No need for circle stencils or a pivot-point compass with a dangerous needle. Our ingenious mathematical

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

Koala Tools Ring Ruler 360

12 inch Zero-Centering Clear Acrylic Ruler 6 inch Dual Side Measuring Ruler-cm and inch Tool for Office Card Making Crafting

Koala Tools Mini Ring Ruler-US Standard, Blue : : Tools & Home Improvement