Material: Stainless SteelMonitors are not calibrated same, item colour displayed in photos may be showing slightly different from the real object. Please take the real one as standard.Lightweight and durable, you can carry it to everywhere.Floating jaw assembly enables easy removal of calliper from disc while retaining reading.Made of alloy, can be used for a long time and not easy to rust.Please allow minor errors due to manual measurement. Thanks for your understanding.You can use these smooth moving slider for fast measurement. handy, easy to use.Measuring Range: 0-60mm1 Piece Brake disc thickness measuring caliperColor: As the pictureSpecial device that allows the measurement to be fixed while measuring the disc thickness in different locations, suitable for accurate measurement of brake disc thickness.