The popular Diafold Diamond Whetstone is now available with two grit combinations for the ultimate in sharpening versatility. For applications where a dull edge needs to be quickly restored, but a refined edge is required. Simply turn over to use the second grit. The length of the sharpening stone is 110mm.Select Option Coarse / Extra CoarseExtra Fine / FineFine / Coarse Add to Basket Quantity