HD Block Cylinder Flex-Hone - 3-1/4" - 240 Grit - Brush Research

The Brush Research GBD3-1/4-240SC HD Block Cylinder Flex-Hone is a professional-grade honing tool engineered for precision cylinder wall finishing. This 3-1/4 inch flex hone delivers a consistent, high-quality surface finish critical for engine longevity and optimal performance, making it an essential addition to any automotive or industrial workshop.

Key Features

• Resilient, Flexible Design: Engineered with a robust yet pliable construction, this heavy-duty block cylinder flex-hone adapts to the bore for comprehensive coverage.
• Self-Centering and Self-Aligning: The independent suspension of each abrasive globule ensures the tool automatically centers and aligns within the bore, minimizing operator error.
• Wear Compensation: The self-compensating design allows for consistent performance throughout the tool's lifespan, maintaining optimal cutting action.
• Consistent Surface Finish: Utilizes a soft cutting action to produce a uniform cross-hatch pattern, which is vital for proper piston ring seating and oil retention.
• Durable Construction: Built for the demands of professional use, ensuring reliability and extended service life in rigorous workshop environments.

Applications

This versatile honing tool is suitable for a wide range of engine types, including both 2-stroke and 4-stroke internal combustion engines. It is specifically designed for honing cylinder walls to restore original specifications, effectively addressing minor tapers, scratches, and other bore irregularities. Ideal for engine builders, automotive technicians, and machinists focused on engine rebuilding, reconditioning, and performance optimization.

Specifications

• Manufacturer: Brush Research
• Model Number: GBD3-1/4-240SC
• Product Name: HD Block Cylinder Flex-Hone
• Diameter: 3-1/4 inches
• Grit: 240 Grit (this hone-240 ensures a refined finish)
• Overall Length: 13-1/2 inches