White dimensionally stable plastic. The precision divisions are numerated both ways. Dimension markings in (cm) and (m) for easier working. With 2 coloured flutings. Ruler Type: Engineer/DIN ISO 5455. Scales: 5:1, 2:1, 1:1, 1:2, 1:5, 1:10, 1:20, 1:50, 1:100, 1:500.
White dimensionally stable plastic. The precision divisions are numerated both ways. Dimension markings in (cm) and (m) for easier working. With 2 coloured flutings. Ruler Type: School. Scales: 1:10, 1:20, 1:25, 1:331/3, 1:50, 1:75, 1:100, 1:200, 1:250, 1:500, 1:750.
Off white dimensionally stable plastic ruler. Precision divisions are numbered both ways. Dimension markings are in metric for easier working. Two coloured flutings. Ruler Type: Tri Ruler 4 Architect. Scales: 1:10, 1:20, 1:25, 1:30, 1:40, 1:50, 1:100, 1:200, 1:250, 1:300, 1:400, 1:500.