The Lee Case Length Gauge and Shell Holder set is available in a wide range of sizes, designed to accommodate all of the most popular cartridge calibers. Crafted from hardened steel, these tools offer long-lasting durability and reliable performance, precision-machined to meet tight SAAMI specifications. The Case Length Gauge provides a fast, accurate method for trimming brass cases and squaring the mouths, ensuring optimal accuracy. The included shell holder securely holds the case in place during trimming and when using your Lee Case Trimmer Cutter. Together, these tools help achieve the highest level of precision in case preparation, ensuring your brass cases are consistently trimmed and squared for top-tier reloading performance.