PFERD fiber discs are manufactured in accordance with ISO 16057 in shape A2 version F under the designation "vulcanized fiber disc". For universal coarse grinding with high stock removal and long service life.
| Manufacturer Part Number | 69401079 |
| External Diameter (Inch) | 8" |
| Hole Diameter (Inch) | 1-3/4" |
| Arbor Hole with Adapter Diameter (Inch) | 1, 3/4, 5/8" |
| Installation Width (Inch) | 3/4" |
| Maximum RPM | 4500 RPM |
| Optimum From RPM | 2000 RPM |
| Optimum To RPM | 3000 RPM |
| Trim Length (Inch) | 7/8" |
| Width (Inch) | 7/8" |
| Filament Material | Steel wire (ST) |
| Filament Material Diameter (Inch) | 0.014" |
| Abrasive | Zirconia, Z |
| Product Type | Fiber Disc |