Reference Ruler

A physical reference tool for students learning CAD and 3D printing. It helps turn dimensions on a screen into something you can actually see and touch. Includes: 200 mm ruler Hole diameters Wall thickness Gap / slot width Text sizes Fillet vs chamfer Relief & engraving depth Keep it next to your computer while designing and quickly check what different dimensions will look like when printed. Print at 100% scale. No supports required

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