Staedtler Mars 4 pc Combination Math Set, Durable Plastic, 56932BK

Master your measurements with this essential 4-piece set (569 32BK 03). Featuring a crystal-clear 12-inch ruler, 180° protractor, and 2 triangle rulers (45° and 60°), this transparent smoke-tinted collection gives you clear visibility for precise measurements. The beveled center openings make handling a breeze, while the durable plastic construction ensures these tools will last through countless assignments. Whether you're sketching designs, solving geometry problems, or working on technical drawings, this professional-grade set has everything you need to tackle your coursework with confidence.