Product Description Residue and carbon build-up in primer pockets can contribute to inconsistent ignition and misfires. The RCBS Primer Pocket Brush Head (Large) is designed to quickly scrub primer pocket residue away with just a few twists, helping you prep cleaner brass for more reliable reloading. This large brush head uses durable stainless steel bristles and features a threaded mount that attaches to an RCBS Accessory Handle for fast, controlled case-prep work. Product Highlights Large primer pocket brush head helps clean primer pockets during brass case preparation Stainless steel bristles scrub away residue and carbon build-up efficiently Threaded design fits onto an RCBS Accessory Handle for secure, easy use Helps reduce primer-pocket fouling that may contribute to ignition issues Compact, replaceable brush head for convenient reloading bench maintenance Specs Product Type: Primer pocket brush head Size: Large Bristle Material: Stainless steel Compatibility: RCBS Accessory Handle (threaded attachment) Manufacturer Part Number: 09577 UPC: 076683095770 Brand: RCBS 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 product&&';;s manufacturer.