Product Description The RCBS Primer Pocket Uniformer (Large) is built to help reloaders produce more consistent primer seating by truing the primer pocket wall and squaring the bottom of the pocket. Manufactured with a durable carbide cutter, this tool is designed to cut primer pockets to proper depth specifications while helping remove built-up residue from previous firings. It is compatible with the RCBS Trim Mate Case Prep Center for fast, repeatable case preparation. Product Highlights Carbide cutter construction for long-lasting primer pocket uniforming performance Trues primer pocket wall and squares the pocket bottom for more consistent primer seating Large size for large rifle primer pockets Designed to fit the RCBS Trim Mate Case Prep Center for efficient case prep workflows Helps clean out carbon residue and promote consistent ignition during reloading Specs Brand: RCBS Product Type: Primer Pocket Uniformer Size: Large Rifle Cutter Material: Carbide (high speed carbide tool steel cutter) Compatibility: RCBS Trim Mate Case Prep Center Manufacturer Part Number: 90378 UPC: 076683903785 Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the products manufacturer.