Blundell Harling Ltd. produce the UKs largest range of scale rules and, since 1948, have specialised in manufacturing high-quality technical drawing equipment for students and professionals. The Triangular Scale Rule 036339 is a professional yet affordable product, made to the highest quality standards, with completely clear and legible scales across a 12 inch length thanks to colour coordination and expert manufacturing.

• Professional triangular scale rule, model 036339
• Clear and legible scales over a 12 inch length
• Colour-coordinated scales for easy identification
• Suitable for students, architects, engineers, designers, draughtspeople, and graphic artists
• Scales included:
• 1:15
• 1:20
• 1:25
• 1:33
• 1:50
• 1:100