Highlights Economically priced stones Maintains shape well and cuts quickly Leaves a refined edge with good tooth Cleans up deeper factory scratches Facilitates transition to finer grits Description The Naniwa stones are high-quality sharpening stones suitable for various tasks. Available in different grits, these stones offer effective sharpening performance. They are mounted on aluminium blanks and measure 1"x6" with a total thickness of 5-6mm. The stones work best when soaked in water before use and should be air dried and stored dry when not in use. The abrasive material used is aluminium oxide. Specifications Stone Type: Sharpening stone Size: 1"x6" Grit Options: 220, 320 Pro, 600 Grit "Bubble Gum", 1K "Chocolate Bar" Total Thickness: 5-6mm Mounting: Aluminium blank Abrasive Material: Aluminium Oxide Usage: Soak in water before use