EZE-LAP DD6M/XC 2 by 6 Double Sided Diamond Sharpening Stone C/XC, Non Skid Pad Included Double sided, coarse; 250; and extra coarse; 150; grits Ideal for woodworkers Longest lasting and most durable sharpening tools available Quick easy way to sharpen both cutlery and tools, the "professionals" choice Made in USA