Features:_x000D_ 1. Vernier calipers are widely used in machining to measure the diameter of the inner hole._x000D_ 2. The vernier caliper is made of carbon steel, solid and durable._x000D_ 3. High accuracy vernier caliper, easy and convenient to use._x000D_ 4. The measuring range is 9-150mm, measuring accuracy is up to 0.02mm._x000D_ 5. Exquisite scale process, laser scale makes it easy to measure and read value._x000D_ _x000D_ Specification:_x000D_ Name: Vernier Caliper_x000D_ Material: Carbon Steel_x000D_ Measurement accuracy: 0.02mm_x000D_ Reading value: 0.02mm_x000D_ Measuring range: 9-150mm_x000D_ Graduation value: 0.02mm_x000D_ Scope of application: machining, measuring the inner diameter of the inner hole_x000D_ _x000D_ Package list:_x000D_ 1 * Vernier Caliper_x000D_ _x000D_ Note:_x000D_ 1. Please allow 1-2cm error due to manual measurement. Thanks for your understanding._x000D_ 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.