DMT Dia Sharp Off Set Mini Set DMT. This Knife Sharpener from the great people at DMT includes Coarse Fine and Extra Fine Stones. Each sharpening area measures 2 1/2" x 3/4" and features blue red and green ergonomic handles. Don't go hunting without the DMT Dia Sharp Off Set Mini Set Knife Sharpener. Specifications for DMT Dia Sharp Off Set Mini Set: Manufacturer: DMT Blade Material: Stone Features of DMT Dia Sharp Off Set Mini Set Knife Sharpener: Includes Coarse Fine and Extra Fine Stones Each sharpening area measures 2 1/2" x 3/4" Blue red and green ergonomic handles Excellent for small and pointed tools Allows for comfortable sharpening deburring and honing in tight spaces Stays flat Hang packaged Package Contents: DMT Dia Sharp Off Set Mini Set DMT DMTOD2K: Dia Sharp Off Set Mini Set