Metric A Verulam Architects Triangular Scale Rule 12″ / 300mm

• Professional quality triangular Verulam scale rule
• Manufactured to the highest standard under controlled conditions
• Exceptional clarity and legibility
• Unequalled accuracy and design
• Material is chosen for its toughness and stability

300mm Dividings: 1:1, 1:10×1:2, 1:20, 1:5, 1:50×1:100, 1:200, 1:500, 1:1000×1:1250, 1:2500