Introducing the Redding Case Neck Gauge and Flash Hole Deburring Tools Pilot Stops, precision-engineered for the discerning reloader. Crafted from high-quality stainless steel using advanced CNC machining techniques, these pilot stops are a testament to both durability and functionality. Designed with meticulous attention to detail, each pilot stop fits seamlessly with new and resized case necks. The unique undercut shape ensures that imperfections at the case mouth or neck/shoulder junction do not interfere with your measurements. This thoughtful design results in smooth and accurate indicator readings when utilized alongside the Case Neck Gauge. Understanding that reloaders require versatility, Redding offers two distinct sizes of pilot stops. The smaller size accommodates 9/64” mandrels tailored for .17 and .20 caliber cases as well as small flash holes. For those utilizing standard tools from other manufacturers, the larger size is compatible with 3/16” mandrels. In an era where precision matters more than ever in ammunition preparation, these pilot stops stand ready to elevate your reloading process. Trust Redding to provide you with tools that enhance accuracy while maintaining ease of use—because every round you produce deserves nothing less than perfection.