Stampin Up Trimmer Blade Sharpener

I use this "Thing" to help sharpen Stampin Up Paper Trimmer Blades. These blades have been harder to find recently so my wife is trying to sharpen old ones. This sharpener supports a "DMD Mini Double Sided Pocket Diamond Ceramic Whetstone" I purchased on Amazon (see picture) and provides reference angles for aligning the blade to be sharpened. Use the stone ceramic-side up and put a few drops of water on ceramic side when used. The best I can measure, these blades are sharpened on about a 9 d