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Circular Protractor | IsomarsThe Isomars Circular Protractor 360° is an essential tool for students, engineers, and designers who require precise angle measurements. Made from high-quality transparent plastic, it allows clear visibility of drawings underneath for accurate positioning.Key Features:360° full-circle protractor for accurate angle measu..

Semi-Circular Protractor 15cm | IsomarsThe Isomars Semi-Circular Protractor 15cm is a precise and reliable tool designed for students, engineers, and designers who need accurate angle measurements. Its 180-degree semi-circular design makes it ideal for measuring and drawing angles in geometry, technical drawing, and drafting projects. Key Feat..