FLEX-HONE 4-1/4" Silicon Carbide Grit 320 for Mild Steel

Flex-Hone ★ 3.6/5 · ItemOracle Score Premium

$141 USD
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Brush Research GBD41432 FLEX-HONE, 4-1/4" (108mm) Diameter, 320 Grit, Silicon Carbide, for Mild Steel, Stainless Steel Cast Iron and Softer Ferrous Materials

Flex-Hone tool, oversized design for self-centering finishing inside cylinders. Delivers a crosshatch finish with consistent results. Customers note easy use and quality build for engine rebuilds

Highlights

  • self-centering / self-aligning
  • crosshatch finishing capability
  • engine and cylinder finishing applications

Pros

  • oversized self-centering design
  • self-aligning and self-compensating for wear
  • wide grit range for finishing tolerances
  • high-quality build from tool inventors
  • produces crosshatch finish

Cons

  • limited to materials listed (mild steel, stainless steel, cast iron, softer ferrous materials)
  • requires proper size matching to cylinder

Best For

  • rebuilding hydraulic cylinders
  • rebuilding pneumatic cylinders
  • engine cylinder finishing
  • brake and valve guide finishing
  • honing for crosshatch pattern
  • surface finishing in engines

Features

  • Made in the USA with proven quality and consistency
  • Oversized design enables self-centering, self-aligning operation
  • Available in multiple grits to achieve specific finishing tolerances and crosshatch patterns
  • Suitable for rebuilding hydraulic and pneumatic cylinders, engines, valve guides, and similar components
  • Supports deburring and finishing in a single setup on various rotating machines

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