Version: Direct reading via clearly visible digital display. Safe, error-free measurement – without vernier. "Function Lock" prevents accidental adjustment of the zero point. Low power consumption. With charge control and fault indication. Measuring surfaces and wear parts made of carbide; from size 12–25, the measuring surfaces are made of hardened steel with titanium coating for a long service life. Delivery includes: Digital internal calipers No. 429110, adjustment rings.