Item Name: Steel Caliper Round Finder Angle Gauge 180 Degree Protractor Measuring Ruler. Material: stainless steelSemi-circle scale: 0-180 Weight: about 80gMeasuring length: 14.5 cmColor: silverFeature:1.The whole ruler is made of stainless steel, which is not easy to rust and is durable.2.180 degree ruler can easily remove the ruler and semicircle through the knob.3.This 180 protractor is accurate in scale, it will be a good helper for you to learn and carpentry work, it is very suitable to be installed in your tool bag. Package include: 1pc Protractor Notes: The product may have an error of 1-2cm,and the color may look a little different from the picture,pls understand. *Please make
