Trend DWS/P5/FC 5-Inch by 1-Inch by 1/16-Inch Double-Sided Fine/Coarse Diamond Pocket Stone Monocrystalline diamond allows fast, clean stock removal Apply gentle pressure during sharpening process with minimal amounts of Trend lapping fluid for optimum performance Ideal for chip limited router bits, saw blades and scissors etc. Continuous diamond prevents diamond and nickel lift, giving more effective anti-corrosion and prevents snagging on smaller tooling Requires less time and effort, up to 95-percent quicker than conventional methods