Brand new, never used, uniquely marked to combat any fraudulent return. Mitutoyo 547-500S Digital Thickness Gauge with Flat Anvil, Standard ID-S Type, Inch/Metric 0-0.47" (0-12mm) Range, 0.0005" (0.01mm) Resolution, +/-0.001 Accuracy. Each item has unique identifiers and/or serial numbers recorded to combat any fraudulent return.