Features ACCURATE SCALES: With fine workmanship, this combination gauge has clear and accurate scales, metric and imperial, ensuring reliable measuring. MEASURING RANGE: The angle measuring range of this ruler is 0-180 degree, with a measurement accuracy of 0.01, a total range of 300mm. DURABLE MATERIAL: The angle ruler is made of stainless steel and plastic, corrosion resistance, wear resistance, and has a long service life. MULTIPLE USAGES: This combination ruler can also be used as an outside try square for depth gauges and scribers, with strong practicality. WIDE APPLICATION: This combination ruler is suitable for measuring lengths, center points, standard 90 degree and 45 degree angles, etc. Specification: Item Type: Combination Gauge Material: Stainless Steel, Plastic Range: Approx. 300mm / 11.8in Angle: 0-180° System: Metric and Imperial Package List:1 x Combination Gauge Package List 1 x Combination Gauge