Achieve precise measurements with the STAEDTLER® oval 3A scale ruler. Designed for both students and professionals, this ruler boasts a durable high-quality clear construction and long-lasting graduations across each side. Presenting 300mm scales on the front: 1:1, 1:100, 1:20, 1:200 and back: 1:25, 1:250, 1:50, 1:500, it's the perfect tool for accurate work.
