Brownells Short Piloted Barrel Liner Drill Bit (Barrel Relining Tool)

Brownells Short, Piloted Barrel Liner Drill Bit

The Brownells Short, Piloted Barrel Liner Drill Bit is a gunsmithing tool used to reline firearm barrels with precision and efficiency.

Key Features

• Piloted design: Integrated pilot guides the drill along the existing bore to maintain alignment.
• High-speed steel construction: Durable bit that maintains sharpness when working with hard barrel steels.
• Optimized flute geometry: Deep-hole flute geometry and helix angle help remove chips and reduce the risk of jamming.
• Reinforced web: Helps keep accurate hole dimensions.

Specifications (by caliber)

• .22 Caliber: 0.215 in pilot diameter; 0.315 in major diameter; 9.5 in overall length
• .32-20 Caliber: 0.302 in pilot diameter; 0.512 in major diameter; 11.6 in overall length