NANIWA Professional Sharpening Stone Goken Kagayaki set includes sharpening 210 x 70 x 10 Set, Twin, 2-piece (#5000 & #12000), stand/storage case, mm,

Particle size: #5000・#12000 Sharpening stone size: Length 210 x Width 70 x Thickness 10 mm Quantity: 2 (#5000 x 1, #12000 x 1) Uses: Finishing sharpening / Super finishing sharpening / A set of two sharpeners that can reproduce the ultimate finish and shine of a Japanese sword.