Grunwerg Combination Whetstone
This two sided combination whetstone by Grunwerg offers degrees of coarseness for honing your knife's edge. Its coloured side has a Coarse Grade Finish (3000 Grit) for honing a knife's dull edge, designed for use when a knife blade is chipped, damaged or completely blunt. The light coloured side of the whetstone has a Finer Grade Finish (1000 Grit) this is required for sharpening knives which have become blunt and designed to be used in the second step of honing, for bringing the knife's edge to a sharpness suitable for use. The whetstone requires submersion in water for at least 10 to 15 minutes before it can be used. This whetstone fits in to a rubber footing to for grip to prevent slipping.