The L.E. Wilson Stainless Steel Bullet Seater Die with Micrometer Adjustment is engineered for 308 Win cartridges. It features a built-in micrometer that allows for easy seating depth adjustments with a scale in .001 graduations. This bullet seater is crafted from durable stainless steel for long-lasting performance.Key FeaturesMicrometer Adjustment: Built-in micrometer allows for precise seating depth adjustments.Stainless Steel Construction: Made from long-lasting stainless steel for durability.Easy-to-Read Scale: Features a scale marked in .001 graduations for fine-tuning.Major Adjustments: Cap includes 3/8" - 24 TPI threads for major seating adjustments.Designed for simplicity and ease of use, this die is perfect for taking to the range to adjust seating depth for optimal performance.