[Product Information]- Premium Swiss-made diamond fabric - 400 Grit on one side and 600 Grit on the opposite side
- Exceptionally flat precision milled stainless steel backer
- Unlike plastic or aluminum backers the 5/32" (4mm) thick Hone stainless backer will not flex and roll over dulling the cutting surface of the edge
- 400 Grit side is perfect for all round maintenance and polishing - typically used as the third stone in progression from coarse to fine grit
- 600 Grit side perfect for final polishing after edge bevel and sharpness have been established
