0-25mm/25-50mm/50-75mm/75-100mm 0.01mm Metric Gauge Vernier Caliper For Measuring Tools Blue& Green 1pcs Outside Micrometer ,Easy to Use

1.With lock clamp 2.With a benchmark poles 3.Blue smooth paint frame 4.Measuring surface with a hard alloy head 5.Ratchet locking devices or friction casing can ensure accuracy