300mm Precision Triangular Scale Surveyor Scale Ruler

– Triangular plastic rule featuring high grade print and 3 colour coded faces
Metric and scale graduations
– 12 Scales featured: 1:1, 1:10, 1:2, 1:20, 1:5, 1:50, 1:100, 1:200, 1:500, 1:1000, 1:1250, 1:2500
– Side 1 – 1:500 & 1:1000
– Side 2 – 1:1250 & 1:1500
– Side 3 – 1:2000 & 1:2500
– Concave base to reduce smearing when drawing
– Made from shatter-pr00f white ABS plastic