Metabo Grinding Discs by Performance Class:
- ECONOMY: Great combination of high performance and good tool life at an economical price - Novoflex
- STANDARD: Very high performance with very fast work progress and long tool life - Flexiamant
- PREMIUM: Extraordinary performance with extremely high cutting output and very long tool life - Flexiamant Super
- SPECIAL: Leading technology for the ultimate in disc performance and longevity - Combinator HydroResist and M-Calibur