Used for sharpening and finishing of front sufaces reamer teeth,cutter,
circular saws,drawing dies and tools made of hard alloys.
| Item No | Diameter(D) | Height(T) | Thickness(X) | Width(W) | Hole(H) |
| JR004-1 | 50 | 10 | 2 | 2 | 10 |
| JR004-2 | 75/80 | 13 | 3 | 3 | 10,20 |
| JR004-3 | 100 | 13 | 3,5 | 3 | 20 |
| JR004-4 | 125 | 13 | 3 | 5 | 32 |
| JR004-5 | 150 | 16 | 3 | 5 | 32 |
