1. [PRECISE MEASUREMENT] Crafted with accurate scales for worry-free surveying.
2. [DURABLE ALUMINUM ALLOY] Lightweight, hard, rust-, and durable.
3. [WIDE APPLICATION] Suitable for home improvement, engineering, hardware, and teaching measurements.
4. [VARIOUS RATIOS] Six ratios available for flexibility in measurements.
5. [Precision Machined] Provides necessary for confident use.

Spec:
Item Type: Triangular Metal Scale
Material: Aluminum Alloy
Measuring Range: Approx. 30cm / 11.8in
Total Product Length: Approx. 32cm / 12.6in
Specifications: Scale Bar Black Small Scale
Colour: Black
Proportion:1:20/1:25/1:50/1:75/1:100/1:150

packing list:
1 x Triangular Scale Ruler