Circle Drawing Template Ruler (20cm) – 36 Sizes (Φ2mm to Φ40mm) for Geometry, Drafting & Design
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36 circle sizes from Φ2mm to Φ40mm
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Durable transparent green plastic body
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Built-in 20 cm ruler for added utility
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Ideal for engineering, design, geometry & schoolwork
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Lightweight, portable, and easy to use
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Suitable for students, professionals, and artists