Triangular Scale Ruler Aluminium 1: 100, 200, 250, 300, 400, 500, 30 cm Long

Triangular scale made of cast aluminium. Length: 30 cm Six scales: 1: 100, 1: 200, 1: 250, 1: 300, 1: 400, 1: 500 Unit weight: 62 g Box contents: 1 triangular scale