GearWrench R2491 Engine Cylinder Flex-Hone 3-1/4 to 3-1/2 Inch 120 Grit

The GearWrench R2491 Engine Cylinder Flex-Hone is a heavy-duty cylinder honing tool designed for engine rebuilding and cylinder resurfacing applications. This professional-grade flex-hone features a size range of 3-1/4 to 3-1/2 inches with 120 grit abrasive for achieving optimal cylinder wall finishes.

Key Features:

• Heavy-duty construction with high-density nylon filaments for enhanced durability and longer service life
• 120 grit abrasive globules securely attached to filaments for consistent surface finishing
• Produces a controlled plateaued surface finish unobtainable by other honing methods
• Creates a high percentage plateaued surface free of cut, torn, or folded metal
• Delivers precise surface conditioning without cylinder distortion
• Size range: 3-1/4 to 3-1/2 inches, ideal for mid-size engine cylinders
• Made in USA

This flex-hone provides the perfect cross-hatch pattern for proper piston ring seating and oil retention during engine rebuilds. The flexible design conforms to cylinder walls while maintaining consistent abrasive contact, ensuring a uniform finish throughout the bore.