Goodson Brand HN-201S 150-Grit Honing Stones are designed for cast iron. Each honing stone set has 4 pieces: 2 holders with integral stones, and 2 holders with aluminum wipers. These stones are softer than the Goodson HN-201 stones and perform much like Sunnen® N37-J45 stones.
► Range: 3.5"-5.5" (88.9-139.7mm)
► Usage: Cast Iron
► Finish: 45Ra
► For Power or Portable Hones
► Fit Goodson HN-Series Hones and Sunnen® AN-Series Hones