Double sided stone has fine 600 grit (25 micron) for razor sharp edges and coarse 270 grit (45 micron) to bring worn tools back to new Double sided means you need only one stone - not several grades. Compact & pocket able credit card size.   Keep in your wallet for on job site, in workshop, in garden or in the woods. Ideal for sharpening knives and blades, small edged and pointed tools including carbide and high speed steel tools. Also for Flattening chisels and planer blades as well as achieving a shaving edge on your tools in seconds. Diamond Grades / Grit sizes marked on Stone.

Double sided stone has fine 600 grit (25 micron) for razor sharp edges and coarse 270 grit (45 micron) to bring worn tools back to new Double sided means you need only one stone - not several grades. Compact & pocket able credit card size.   Keep in your wallet for on job site, in workshop, in garden or in the woods. Ideal for sharpening knives and blades, small edged and pointed tools including carbide and high speed steel tools. Also for Flattening chisels and planer blades as well as achieving a shaving edge on your tools in seconds. Diamond Grades / Grit sizes marked on Stone.

These Premium Quality Assorted Grit Diamond Sharpening Stones With Non-Slip Base Having Approx. Measurements Of 150mm X 63mm Are An Ideal Tool For Sharpening/Honing And Produces A Very Fine Cutting Edge Of Your Knives, Shaving Razors, Blades And Other Cutting Edge Tools.