The Lyman Electronic Stainless Steel Caliper is an essential tool for gunsmithing, designed to provide quick and precise measurements of your brass cases. With its easy-to-read digital display and high-tech stainless steel design, this caliper allows you to switch effortlessly between inches and millimeters at the touch of a button. The hold setting and on/off switch enhance usability, ensuring accuracy to .001″/0.1mm. Plus, it comes with a handy storage case for convenient transport and safekeeping. Elevate your gunsmithing precision with this reliable electronic caliper.