Easily measure inside, outside, and depth dimensions with the Allstar digital caliper. This digital caliper features an easy-to-read Metric or SAE LCD display in .001" increments up to 6". Utilizing an On/Off switch conserves battery, and zero setting ensures accurate readings. The standard dial caliper is made from quality hardened stainless steel. It is designed to be shockproof and is capable of measuring items from .001" to 6" in increments of .001". Each dial caliper also includes a protective carrying case. Each caliper includes a plastic case that provides secure storage while protecting your Allstar Performance dial caliper while not in use.