DMT Double Sided Diafold Diamond Whetstone Coarse/Extra-Coarse DMFWCX. This Knife blade Sharpener from the expert product specialists at DMT delivers two stage sharpening with compact convenience. Two Diamond Whetstone sharpeners are combined to create a lightweight sharpener for all sorts of edges from knives to scissors to axes and more. For a superb way to make sure your knife is is ready for action choose the DMT Double Sided Diafold Diamond Whetstone. Package Contents: DMT Double Sided Diafold Diamond Whetstone DMT DMFWCX: Double Sided Diafold Diamond Whetstone Coarse/Extra-Coarse