Accurate to 0.001"" (0.01mm) Resolution: 0.0005"" (0.01mm) * Super Large Display. Displays Metric and SAE. * Stainless steel frame, precision hardened jaws. Auto shut off when not used * Mesuring length 8". Jaw depth: 13/16"" (inside), 1-15/16"" (outside) * Digital Data Interface.