... With diamond whetstone (48mm diameter) The all purpose weapon against drill bits, scissors, knives, gouges, planer knives, axes / hatchets, spades, ... different sharpening and grinding applications you can achieve professional results. Drill bits from 3 -13 mm can also be sharpened without ... :ABS+PA6 >GFMax blade width: 6 - 51 mm Max drill bit diam:3 -13 mm Grindstone diam:48 ...