Spyderco Benchstone Ultra Fine 2" x 8" W/Box Made of highest quality material Manufacturer: Spyderco Spyderco Benchstone Ultra fine 2" x 8" w/box Large 2 -Inch X8 -Inch ceramic stone effectively sharpens large knives, planes, and other tools Ultra-Fine grit polishes the cutting edge to maximum sharpness for extreme cutting performance Includes polymer case with non-skid rubber feet Easily cleaned with ordinary kitchen cleanser and a plastic scouring pad Made in USA