No 4 Academy Architects Triangular Scale Rule 12 Inch (300mm)

• Triangular Academy scale rule
• Accurate and clear 
• Quality, cost effective material  
• Colour co-ordinated scales in ten dividings
• Ideal for educational purposes

12" (300mm) Dividings: 1:100 x 1:200  1:250 x 1:300  1:400 x 1:500