McGowan 1323 DiamondStone BlockMate 3 Stone Sharpener
The same design as the original FireStone BlockMate- now available with diamond-enhanced sharpening stones for quicker sharpening. * 3-stone, 2-stage Knife Sharpener. * Much easier to use than sharpening steel. * Sharpens better than a steel. * Fits in most knife blocks. Warranted for life-100% satisfaction guaranteed.