Mac Knife SS-1

At 250 grit, this sharpener works on almost any straight edge knife. For use on extremely dull blades. Sharpener should be soaked in water for 2 minutes before use. Mac knives are Known as some of the sharpest knives, They have razor-like edges for effortless slicing, they are hard so they stay sharp longer, One slice with MAC knives and you will experience for yourself a new definition of sharpness, nicely balanced and are a good value.