FLEX-HONE GBD33424 95mm 240 Grit

Flex-Hone ★ 3.8/5 · ItemOracle Score Mid-Range

$68 USD
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Brush Research GBD33424 FLEX-HONE, 3-3/4" (95mm) Diameter, 240 Grit, Silicon Carbide, For Mild Steel, Stainless Steel Cast Iron and Softer Ferrous Materials

The FLEX-HONE brush with 95mm diameter and 240 grit silicon carbide refines inner cylinder surfaces. It is designed self-centering and self-compensating for wear, offering a crosshatch finish suitable for hydraulic and pneumatic cylinders. Customers note easy use, durable build, and good finish quality

Highlights

  • Oversized design for self-centering pressure
  • Wide finish tolerance range via multiple grits
  • Made in the USA with proven crosshatch finish

Pros

  • Self-centering, self-aligning design
  • Wide grit range for finishing tolerances
  • Easy to use with minimal gouging
  • Durable build made in the USA
  • Produces crosshatch finish

Cons

  • May require proper sizing for specific cylinders
  • Some users reference large surface area for bigger jobs
  • Limited to compatible materials listed

Best For

  • engine cylinder finishing
  • brake cylinder resurfacing
  • valve guide finishing
  • hydraulic cylinder refurbishment
  • pneumatic cylinder restoration
  • soft ferrous material smoothing

Features

  • Proudly made in the USA with consistent quality across batches
  • Oversized design enables self-centering and wear compensation in cylinders
  • Available in multiple grits for specific finishing tolerances and crosshatch patterns
  • Simultaneous finishing and deburring for hydraulic, pneumatic, engine, and valve components
  • Usable with hand drills, drill presses, or CNC equipment for deburring and finishing

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