The Mitutoyo 571-202-30 is a digital ABS AOS depth gauge with a measuring range of 0-200 mm, designed for precise depth measurement applications in professional and workshop environments. This Absolute Digimatic depth gauge features Mitutoyo's ABS (Absolute) measurement system, which retains the origin point even after being turned off, eliminating the need for zeroing with each use. The AOS (Absolute Origin Sensor) technology allows for immediate measurement capability upon activation, enhancing operational efficiency. Made from durable materials, this depth gauge provides reliable performance for measuring recesses, grooves, step heights, and other depth measurements with accuracy. The digital LCD display delivers clear readings in millimeters with a resolution of 0.01 mm and includes features such as zero setting, data hold, and inch/mm conversion. With an IP67 rating for dust and water resistance, this measuring instrument maintains its functionality under demanding workshop conditions. The stainless steel measuring surfaces resist corrosion and preserve measurement accuracy during long-term use. The ergonomic design offers a comfortable grip and smooth movement for consistent measurements. This unit is supplied as a single tool without additional accessories and is suitable for machine builders, technicians, engineers, and quality control professionals who require precise depth measurements in manufacturing, maintenance, and testing applications. The device operates with a standard SR44 battery (included) and features an automatic shut-off function to conserve battery life. Mitutoyo's reputation for precise measuring instruments ensures that this depth gauge meets professional standards for accuracy and durability in industrial measurement tasks.