









š ļø Hone your edge, own the finish ā precision that speaks volumes.
The Brush Research FLEX-HONE GB Series is a 3.5-inch diameter flexible abrasive cylinder hone featuring 120 grit silicon carbide beads. Designed for surface finishing and cross hole deburring, it self-centers, self-aligns, and compensates for wear, enabling consistent plateau finishes that improve oil retention and seal performance. Suitable for hand or CNC use, it fits bores from 4mm to 36 inches, making it a versatile tool for automotive, industrial, and precision applications.







| Unit count | 1.0 count |
| Number of pieces | 1 |
| Recommended uses for product | Deburring, Finishing |
| Manufacturer | Brush Research Mfg. |
| UPC | 843469142832 |
| Item diameter | 3.5 Inches |
| Part number | GB31212 |
| Item Weight | 322 g |
| Item model number | GB31212 |
| Size | 3-1/2\ |
| Style | 120 GRIT |
| Item Package Quantity | 1 |
| Cutting Diameter | 3.5 Inches |
| Measurement System | Inch |
| Grit Number | 120 |
| Included components | GB 3-1/2" (89MM) 120SC FLEX-HONE |
| Batteries included? | No |
| Batteries Required? | No |
A**R
Flexi-Hone 3.5ā
Did a great job, really easy to use
Trustpilot
2 weeks ago
2 days ago