Measure small items and spaces in either inches or millimeters with this solid brass caliper, with a compact size that makes it easy to carry around inside your pocket or tool case. Features of this product include:-Units: inches and millimeters-Resolution: 1/16†and 0.01mm-Gauge: 3â€-Brass caliper body Important:Avoid getting counterfeit items. Genuine SE products come with our SE logo on the packaging. SE is committed to providing the customer with the best possible source for value. You will enjoy the quality, function and usefulness our 3" Brass Caliper has to offer. SE is a registered trademark protected by US Trademark Law.