11.8" Aluminium Triangular Scale for Drafting

1 This triangular ruler is exquisitely crafted, with precise scales, and super worry-free surveying. 2 The triangular ruler is made of aluminum alloy, not easy to wear, light and hard, not rusty and not afraid of falling. 3 Triangular ruler is widely used in a variety of scene measurement, such as home improvement measurement, engineering drawing, hardware and machinery measurement, teaching measurement. 4 There are six ratios for the three-sided ruler to choose from, so you can buy it on demand. 5 Our triangle ruler can provide you with the necessary accuracy, so you can use it without worrying.Item Type: Triangular Metal ScaleMaterial: Aluminum AlloyMeasuring Range: Approx. 30cm / 11.8inTotal Product Length: Approx. 32cm / 12.6inSpecifications: Scale Bar Black Small ScaleColour: BlackProportion:1:20/1:25/1:50/1:75/1:100/1:150

What's in the box
1 x Triangular Scale Ruler