PFERD fiber discs are manufactured in accordance with ISO 16057 in shape A2 version F under the designation "vulcanized fiber disc". For aggressive grinding with maximum stock removal and very long service life. Consistently high performance due to self-sharpening ceramic oxide grain, which is specifically designed for work on hard materials and layers.
| Manufacturer Part Number | 69401254 |
| External Diameter (Inch) | 3" |
| Hole Diameter (Inch) | 3/8" |
| Arbor Hole with Adapter Diameter (Inch) | 3/8" |
| Installation Width (Inch) | 7/16" |
| Number of Knots | 18 |
| Maximum RPM | 25000 RPM |
| Optimum From RPM | 12500 RPM |
| Optimum To RPM | 18700 RPM |
| Trim Length (Inch) | 5/8" |
| Width (Inch) | 1/2" |
| Filament Material | Steel wire (ST) |
| Filament Material Diameter (Inch) | 0.012" |
| Abrasive | Ceramic |
| Product Type | Fiber Disc |
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