The Hornady Digital Caliper is the perfect choice for the serious gunsmith or reloader. This top-of-the-line tool offers exceptional accuracy and reliability, making it easy to measure and adjust to exact specifications. With a large, easy-to-read LCD display, you can quickly and accurately measure the internal and external dimensions of brass cases, bullets, primers, and other reloading components to ensure a perfect fit for each round. The tool is made with precision materials and features a high quality slide and thumb wheel for smooth operation. Its durable construction ensures years of reliable use. With the Hornady Digital Caliper, you can be sure you'll always have the accuracy and precision you need for your reloading projects.