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Left Click in Spiral image, release then drag mouse to measure dimensions at full (printed) scale. Use diagonal measuring box line for angled measurements. The Random slider distorts the line. Move the sliders around to see how they affect the spiral.

Print at 100% Printer Scale Make sure to select 100% Printer Scale (not 'Shrink to Fit') when printing.





DON'T BREATH THE DUST If you're cutting blocks, concrete, stone or ANYTHING and there's DUST - DON'T TAKE THE RISK
Don't cut it, or cut it wet so there's NO DUST - Silicosis Sucks
And if you're cutting wet, wear a mask - theres dust in the spray mist too!

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