Klix 6-inch Hardened Stainless Steel LCD Digital Vernier Caliper/microme/ter Guage Hardened stainless steel shaft with a small locking thumb screw which locks the jaws in place 100% new electronic digital caliper with protective hard case and user instructions Base measuring function: inside, outside, depth and step measuring from 0'' to 6'' Resolution: 0.01mm/0.0005 inch, Accuracy: 0.02mm/0.001 inch Package included: 1 x Digital caliper 1 x 1.5V SR44(AG13) battery 1 x User Manual 1 x Hard case