findmall Professional Grade 1-2 Digital Micrometer 0.00005 Resolution Carbide 25-50mm Dual Unit Switch for Machinists

["Accuracy Measurement Range: Accurately calibrated micrometer covers 1-2 (25-50mm) with ultra-fine 0.00005/0.001mm resolution.","Smart Unit Switch System: Automatic mm/inch recognition, unit switching via 2-second press-and-hold activation.","Great Construction: Advanced polymer housing ensures <0.001μm/year abrasion loss and 10,000+cycle operational lifespan.","Ergonomic Measurement Technology: Friction thimble mechanism enables single-handed operation easily.","Power Management: Low power warning prompt (<2.7V) to avoid data loss caused by sudden power failure."]