Ensure every round of your .308 Winchester or 7.62x51 NATO ammunition meets exacting standards with the Evolution Gun Works Ammo Chamber Checker .308 50-hole. This precision case gauge allows reloaders and shooters to quickly verify critical dimensions across large batches, delivering the confidence needed for reliable feeding and chambering in tactical and precision firearms. Key Features 50-hole capacity enables efficient inspection of high-volume ammunition loads, dramatically reducing time spent on quality control during reloading sessions. Precision-machined using actual Clymer reamers-the same tools employed to chamber barrels-for superior accuracy to SAAMI minimum specifications. Constructed from solid 6061 T6 aircraft-grade aluminum and finished with a durable matte black anodizing for long-lasting performance in demanding environments. Simultaneously verifies minimum case diameter and maximum overall length (OAL) to help identify out-of-spec rounds before they reach the range or field. Compatible with both .308 Winchester and 7.62x51 NATO cartridges for versatile use across multiple platforms. Technical Specifications Material: 6061 T6 aircraft-grade aluminum Finish: Matte black anodized Length: 5.835 inches Width: 2.95 inches Height: 2.81 inches Hole center-to-center spacing: 0.577 inches Weight: 31 units Why Choose the EGW .308 50-Hole Chamber Checker Common pain points like inconsistent ammunition dimensions can lead to feeding issues, excessive headspace, or dangerous pressure spikes. This EGW chamber checker directly addresses those concerns by providing a reliable, go/no-go reference that helps prevent malfunctions and supports consistent accuracy. Whether you are a competitive shooter, tactical professional, or serious reloader, the 50-hole design streamlines your workflow while the reamer-based machining ensures tolerances that generic gauges often cannot match. Invest in this tool to streamline your ammunition preparation process and maintain the highest standards of safety and performance with your .308 platform firearms.