Hand Tools
Micrometer,0-25mm/25-50mm/50-75mm/75-100mm 0.01mm Metric Gauge Vernier Caliper For Measuring Tools Blue& Green 1pcs Outside Micrometer (0)
Ratchet locking devices or friction casing can ensure accuracy With lock clamp With a benchmark poles Blue smooth paint frame Measuring surface with a hard alloy head
https://www.bizrate.co.uk/handtools/micrometer-0-25mm-25-50mm-50-75mm-75-100mm-0-01mm-metric-gauge-vernier-oid40277938510.html