Goodson Brand HN-106S 70-Grit Honing Stones for cast iron holes exert more pressure at the bottom and are better for short cast iron cylinders. Each honing stone set has 4 pieces: 2 holders with integral short stones, and 2 holders with full-length aluminum wipers.
► Range: 4.7"-15.0" (119.4-381mm)
► Usage: Cast Iron
► Finish: 120Ra
► For Power or Portable Hones