The Lee Case Length Gauge and Shell Holder set is available in a wide range of sizes to accommodate all the most popular cartridge calibers. Constructed from hardened steel, these tools are built for a lifetime of reliable performance and precision-crafted to meet tight SAAMI specifications. The Lee Case Length Gauge provides a fast and accurate way to trim your brass cases while also ensuring the mouths are squared. The shell holder securely holds the case in place during the trimming operation and when using your Lee Case Trimmer Cutter. These tools are designed to provide the highest level of accuracy in trimming and squaring brass cases, ensuring optimal reloading precision.