11.Used for measuring chamfer size. 22.Used in mechanical manufacturing, glass processing and other fields. 33.The measurement result is accurate and the error is about 0.02mm. 44.Accuracy assurance, solid workman. Laser calibration, not easy to rust. 55.This gauge is made of high quality stainless steel, durable and rust resistant. Features: 1.Used for measuring chamfer size. 2.Used in mechanical manufacturing, glass processing and other fields. 3.The measurement result is accurate and the error is about 0.02mm. 4.Accuracy assurance, solid workman. Laser calibration, not easy to rust. 5.This gauge is made of high quality stainless steel, durable and rust resistant. 6.Small size and easy to carry, you can simply keep it in your bag. Specifications: Condition: Measuring range: 50mm/1.96inch Model: LG22 Reading value: 0.02mm Graduation value: 0.02 Material: Stainless steel Display mode: mechanical reading Package Included: 1*Chamfer Gage RulerNote: 1. Please allow 1-3cm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 3. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.