For Goodson honing machines or portable hones. Set has 4 pieces: 2 holders with integral stones, and 2 holders with aluminum wipers. Silicon-Carbide Abrasive. Short & Blind Holes.
- Range: 2.7″ to 4.1″
- Use: Short/Blind Holes (stone measure 2-13/16″ long)
- Finish: 20 Ra
- Similar to Sunnen M27-J65-71
- Shippable worldwide