Brownells Piloted Barrel Liner Drill .22 Rimfire .315" (8mm)

The Brownells Piloted Barrel Liner Drill is a short, precision-piloted drill designed for barrel relining work on .22 rimfire firearms. The pilot guides the drill for accurate, centered boring, while the .315" (8mm) bit size is matched specifically for installing .22 caliber barrel liners. An essential tool for gunsmiths performing barrel restoration or relining projects.