Ruler 15 cm with Engraved Millimetre Scale - 3D Print STL

**Ruler 15 cm with Engraved Millimetre Scale - ready-to-print STL.** School and pencil-case ruler with engraved mm, 5 mm and cm marks - Watertight, manifold single solid (checked), 14,940 triangles - Three sizes in one download: 100% (160 x 30 x 3 mm), 125% and 80%, all in millimetres - Print notes: Prints flat in about 15 minutes, no supports; 0.12 mm layers, 0.4 mm nozzle. Check your printer's XY calibration before trusting the scale - the 100% file is the true 150 mm ruler. Tip: pause at the…

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