No 6 Verulam Triangular Scale Rule 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: 1:500 x 1:1000, 1:1250 x 1:1500, 1:2000 x 1:2500