A guide for a sharpening rod to get the knife angle just right

A 17.5 degree angle gauge that fits around a flat diamond rod. Helps to keep the correct angle when trying to sharpen a knife.

Try to sharpen your knifes in the correct angle. I know this particular blade has a 17.5 angle on its edge. FreeCAD file is also included so you can easily adjust the angle to fit your needs.