Goodson Brand HN-104S 70-Grit Honing Stones are designed for short/blind holes. They exert more pressure at the bottom. Each honing stone set has 4 pieces: 2 holders with integral stones (2-1/3/16" L), and 2 holders with aluminum wipers. These stones perform much like Sunnen® M27-J45-71.
► Range: 3.5" to 5.5" (68.6 to 104.1mm)
► Usage: Cast Iron
► Finish: 45Ra
► For Power or Portable Hones
► Fit Goodson HN-Series Hones and Sunnen® AN-Series Honesj