TRIA
30 cm triangular aluminium architectural scale ruler. 3 sides and 5 different measurement scales 1:20, 1:25, 1:50, 1:75, 1:100.
30 cm triangular aluminium architectural scale ruler. 3 sides and 5 different measurement scales 1:20, 1:25, 1:50, 1:75, 1:100.
