The M&W Vernier Caliper Standard 200mm is a precision measuring instrument offering four-way measurement capability (inside, outside, depth, and step) with a monoblock solid slider design for durability and accuracy. Features include fine adjustment knob, hardened stainless steel construction, chromium-plated scale with laser-engraved graduations in both metric (mm) and imperial (inch) units, with 0.05mm resolution. Ideal for engineers, machinists, electricians, and workshop professionals requiring reliable dimensional measurement for component verification and quality control.