The popular Diafold diamond Whetstone is now available in two grit combinations for the ultimate in sharpening versatility. Enjoy the same great features of folding polycarbonate handle, with the benefit if multi-gritsFor application where a dull edge needs to be quickly restored, but a refined edge is required, the Double Sided Diafold is the perfect tool. Very compact in design, superior in performance the Double Sided Diafold is ideal for people on the move. Simply turn it over to use the second grit.