An excellent all-round maintenance and polishing stone to keep your ski edges sharp. 400-grit is typically used as the third stone when working from coarse to fine grit.
- 400-grit fabric on one side.
- Diamond fabric has a cluster pattern that lasts longer than conventional diamond fabric.
- Stainless steel back dampens vibration better than plastic or aluminum. Doesn't flex or roll over to dull the edge.