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Brush Research FLEX-HONE 3-1/2" 320 grit for ferrous metals

Flex-Hone ★ 3.9/5 · ItemOracle Score Mid-Range

$70 USD
Price subject to change
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Brush Research GB31232 FLEX-HONE, 3-1/2" (89mm) Diameter, 320 Grit, Silicon Carbide, for Mild Steel, Stainless Steel, Cast Iron and Softer Ferrous Materials

FLEX-HONE abrasive brush for cylindrical finishing. Provides self-centering action and a crosshatch finish to rebuild hydraulic, pneumatic, engine, and brake cylinders. Customer insight notes ease of use and professional results

Highlights

  • self-centering and easy to use
  • engineered oversize for optimal pressure
  • variety of grits for specific tolerances

Pros

  • Self-centering, self-aligning design
  • Overdimensioned for optimal cylinder pressure
  • Wide range of grits for finishing tolerances
  • Uniform crosshatch finish

Cons

  • Mixed durability feedback from customers

Best For

  • rebuilding hydraulic cylinders
  • rebuilding pneumatic cylinders
  • engine block cylinder walls
  • valve guides finishing
  • brake cylinder finishing
  • cast iron and stainless steel finishing

Features

  • Proudly made in the USA with consistent quality from the tool's inventors and makers
  • Oversized FLEX-HONE design centers itself by applying optimal pressure inside the cylinder wall
  • Available in multiple grits to achieve specified finishing tolerances and a crosshatch pattern
  • Suitable for rebuilding hydraulic and pneumatic components such as engine and brake cylinders, valve guides, pumps, and compressors

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