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Metric A Academy Triangular Scale Rule 300mm

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

300mm Dividings: 1:1, 1:10x1:2, 1:20, 1:5, 1:50x1:100, 1:200, 1:500, 1:1000x1:1250, 1:2500