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No 46 Verulam Electrical Chemical Engineers Scale Rule 6 Inch (150mm)

  • Electrical/Chemical Engineer's Verulam scale rule 
  • Professional quality
  • Exceptional clarity and legibility
  • Unequalled accuracy and design
  • Material is chosen for its toughness and stability
  • Imperial and metric dividings
  • Also available in 12" (300mm) length

6" (300mm) Dividings: 1:25x1:33, 1:75, 1:150x1:125, 1:250, ELECTRICAL/CHEMICAL