HD Block Cylinder Flex-Hone - 4-1/4 In - 180 Grit - Brush Research

The Brush Research GBD4-1/4 HD Block Cylinder Flex-Hone is a professional-grade honing tool specifically designed for precision cylinder bore finishing in demanding automotive and industrial applications. Engineered to deliver a consistent and high-quality surface finish, this 4-1/4 inch, 180 grit Flex-Hone is essential for promoting optimal engine performance and extending component life. Its robust construction and unique design make it a reliable choice for mechanics and technicians focused on durability and precise results.

Key Features:

• Precision Sizing: Features a 4-1/4 inch diameter, ideal for honing a range of cylinder bore sizes.
• Optimized Abrasive: Utilizes 180 grit silicon carbide abrasive globules for achieving a refined plateau finish conducive to proper piston ring seating and oil retention.
• Flexible Honing Action: Resilient design with independent abrasive globule suspension ensures a soft yet effective cutting action.
• Self-Centering and Self-Aligning: The tool's design guarantees self-centering within the bore and self-aligning to the bore's surface, ensuring uniform material removal.
• Wear Compensation: Self-compensating for wear, maintaining consistent honing performance throughout the tool's lifespan.
• Extended Reach: A 13-1/2 inch overall length provides ample reach for deep cylinder applications.

Applications:

The GBD4-1/4 HD Block Cylinder Flex-Hone is suited for critical surface preparation tasks across various engines and machinery. It is commonly used for:

• Refinishing cylinder bores in internal combustion engines for cars, trucks, and heavy-duty equipment.
• Preparing cylinder surfaces in industrial compressors, hydraulic cylinders, and pneumatic systems.
• Achieving the ideal surface texture for proper piston ring seating and reduced oil consumption during engine assembly and rebuilds.
• General maintenance and overhaul operations requiring a consistent, high-quality bore finish.

Specifications:

• Manufacturer: Brush Research
• Model Number: GBD4-1/4
• Diameter: 4-1/4 inches
• Grit: 180
• Overall Length: 13-1/2 inches