Rolson Triangle Scale Ruler, Multi Colour, 300 mm, 1 Pack/S

A professional quality triangular reduction scale rule with metric divisions Ideal for engineers, technical students and architects Manufactured from aluminium Scale size 1:100, 1:125, 1:50, 1:75, 1:20, 1:25 300mm length, Weight: 0.17857443222 Pounds, Manufacturer: Rolson