Find the perfect measurement each time with a Staedtler 12-inch architect's scale. Die-engraved graduations and colour-coded grooves make this piece a must-have tool in any architect's arsenal. Heavy white plastic construction adds durability.

• Ideal for professional and student architects
• White, solid plastic
• Triangle ruler features 3 sides and 6 different scales
• Colour-coded grooves
• 12" tri-scale
• 3/32, 3/16, 1/8, 1/4, 3/8, 1/2, 3/4, 1-1/2, 3, 16.