Highest Quality Standard Vernier caliper with a finely polished stainless steel frame, knurled roller, and locking screw for smooth operation and precise positioning. Hardened stainless steel construction ensures rust resistance, durability, and extended service life. Precise Measurement Digital caliper measures up to 6 inches (150 mm) with 0.01 mm accuracy. Features zero-reset function to start measurements from any point on the scale and instant unit conversion between inches and millimeters with a single button press. Supports four measurement modes: inside diameter, outside diameter, depth, and step. Extra Large LCD Display Large, easy-to-read LCD display shows measurements clearly in inch or millimeter format. Dustproof and oil-resistant design enhances reliability in workshop environments. Versatility Professional digital caliper equipped with dual jaws and a depth probe for measuring inside diameter, outside diameter, depth, and step. Zero button allows resetting the measurement value during use for greater flexibility. Outer Diameter / Inner Diameter Sharp, precision-ground jaws enable accurate measurement of objects up to 150 mm. Length Depth measurement function allows accurate reading of recessed or hard-to-reach features that standard rulers cannot access. Depth The caliper’s reversible design enables convenient depth measurement from multiple angles. Screen displays depth values clearly. Power & Certification Powered by a standard LR44 (1.5 V) button cell battery. Includes one spare battery. CE certified. Automatic power-on/off function conserves battery life. Suitable for both home and professional applications.