Made in Vietnam.
Naniwa manufactures the most advanced easy to use sharpening stones for industrial and home use.
Multi stones are the bonding of two traditional stones.Two grits in one stone gives the user better choice for sharpening and finish.
Made of a high grade traditional bonded whetstones. This stone absorbs water and requires soaking before use.
220 is an extra coarse grit for creating a new bevel angle or for used blades. 1000 is a medium grit stone that starts to refine the balde's edge.