1.Material : ABS
2.Color:  blue, green, red
3.Size: 5 "(12cm), 6" (14cm), 10 "(25cm), 20" (50cm)
4. weight: 172g/200g/362g/395g/540g/730g
5. The Irregular profile contour meter is designed to wind tubes, circular frames, ducts and many objects. Simply press the tooth against the object to match the contour and follow the shape you need.
6. Durable Material:Made of high quality ABS plastic, tough, durable, high strength, durable, anti-rust.
7. High precision:High-definition brand line, clear enough, easy and convenient to read. Suitable for carpentry, automatic metal sheet, stainless steel or any contour duplication work.