A scale rule is an essential tool for today's design professionals. Whether you're an architectural, technical or design student or an established architect, builder, designer or engineer we offer a wide range of scale rulers to suit every requirement. We even stock scale rulers for model railway enthusiasts. Rulex offers oval (flat) scale rulers, triangular scale rulers and the RIBA approved Verulam brand. We also sell metal scale rulers and other technical drawing products. Our products are UK manufactured (unless otherwise stated)