Features: brand new and high quality There are 10 types, blue standard/ blue wider/ green standard/ green wider/ orange standard/ orange wider/ red standard/ red wider, selecting the one for you . The contour gauge is made of high quality ABS plastic, high strength, rustproof and durable. Can be used to measure the shape of irregular objects,instant template for marking precise tile cuts .You just press the contour gauge on one of the shapes.Trim outline and cut into shape. Contour guage can adjust the tightness according to your needs. After using the contour ruler for a period of for time, you can easily adjust the tightness;Once object has been contoured, lock contour gauge teeth in place for perfect traces every for time. Contour gauge duplicator goes with a metal locking mechanism, it can keep the shape without moving out of form, help you duplicate and transfer the shape accurately to anywhere you need. Contour Gauge designed for winding pipes, circular frames, ducts and many objects, for Ideal for fitting tiles, laminate, carpet, checking dimensions, moulding, etc.Useful tool for operations on car bodies, carpentry and for all kinds of modelling. Specifications: Material: ABS Size 1: 10cm/ 3.93 in Size 2: 13.2cm/ 5.19 in Accuracy: 1.3 mm/ 0.05 in Depth: 75 mm/ 2.95 in Measuring Range : 0-250mm/ 0-9.84 in Note: Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Contour Gauge