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FLEX-HONE 3-1/2" Silicon Carbide Hone (180 grit)

Flex-Hone ★ 4.0/5 · ItemOracle Score Mid-Range

$59 USD
Price subject to change
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Brush Research GB31218 FLEX-HONE, 3-1/2" (89mm) Diameter, 180 Grit, Silicon Carbide, For Mild Steel, Stainless Steel, Cast Iron and Softer Ferrous Materials

The FLEX-HONE abrasive brush enlarges and crosshatches cylinder walls for finishing metal surfaces. It is self-centering and available in multiple grits for controlled finishing, ideal for rebuilding hydraulic and pneumatic cylinders. One customer notes professional results with ease of use

Highlights

  • oversized for self-centering operation
  • engineered to apply optimal pressure
  • crosshatch finishing capability

Pros

  • self-centering and self-compensating design
  • wide variety of grits for finishing tolerances
  • improves crosshatch finish on metal surfaces
  • made in the USA
  • easy to use for cylinder cleaning

Cons

  • mixed reviews on durability
  • usage may not last through a full engine block for some users

Best For

  • rebuilding hydraulic cylinders
  • rebuilding pneumatic cylinders
  • engine cylinder wall finishing
  • valve guide finishing
  • brake cylinder finishing
  • mild steel and cast iron finishing

Features

  • Made in the USA with focus on quality and consistency
  • Oversized FLEX-HONE design enables self-centering and wear compensation
  • Available in a range of grits for specific finishing tolerances and crosshatch patterns
  • Provides deburring and finishing in a single setup for rotating spindles
  • Compatible with hand drills, drill presses, and CNC equipment

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