Specifications: Material: Plastic Measuring Range: white caliper is 150mm/5.9 Inch; orange caliper is 80mm/3 inch Accuracy: 0.02mm Color : white and orange Description: 1.This vernier caliper is mainly made of plastic and the inner is inlaid with metal bar; which ensures it's not easy to break; durable enough for lasting a long time use; which is lightweight and quiet handy and comfortable to use; the color is white and orange 2.White caliper is 150mm/5.9 Inch; orange caliper is 80mm/3 inch; accuracy of 0.02mm; the scale is clear and easy to distinguish; not easy to wear; an ultra precision and effortless operation measuring tool; can meet your needs well 3.Vernier caliper is made of plastic; would not scratch the tested items; lightweight and easy to carry; suitable for places where metal calipers cannot be used; it is very convenient to use and is a high quality measuring tool 4.Metric and imperial scale; the measurement results are clear at a glanceread the value directly without unit conversion; the upper scale of the scale board is in inches; and the lower scale is in centimeters 5.This caliper can measure the inside diameter (ID) and outside diameter (OD) of holes; grooves; and tube thicknesses; and depth and step measurements of bores and grooves; can be applied to button; jewelry; round and small items; and also measure jewelery accurately; a helpful tool for DIY craft Notice: Please do not use a vernier caliper to measure rough objects; so as not to damage the measuring jaw Package Includes: 1set* Vernier Caliper