Yaxell Gou Sharp Pro Knife Sharpener Gousharp pro knife sharpener from yaxell of japan, specially designed for sharpening yaxell gou kitchen knives Two whetstone grinding wheels with wa400 grit and 5,000-stroke lifecycle Sharpens both single- and double-sided knives; wide slots will not damage blade surfaces Use wet or dry; disassembles easily to replace grinding wheels Measures 7 by 2 by 1-3/4 inches