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10 Professional Parallel Glider – The Postman's Knock

How to Use a Parallel Glider (AKA a Rolling Ruler) – The Postman's Knock

This multi-purpose professional rolling ruler by Pacific Arc is an easy-to-use drawing tool that combines the functions of a parallel straightedge,

Pacific Arc Professional Parallel Glider - 14 inches

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Geneva Roller Ruler Demo- Pocket EDC Measuring Tool for Any Line, Any Curve, Any Length!

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Rolling Ruler - parallels & perpendiculars lines

Roll N Ruler.MOV