He puts the axe head on the [back] of the vise and ... of the length of the wire or the size of the bracket so the sharpening angle could be off." According to Beacham, this isn't the only issue ...

Sometimes you absolutely, positively need to know the angle of the cutting ... sharpen your blades, why not sharpen this guacamole bot or try making your own knife from raw ore?

How to Sharpen a Knife with a Whetstone Look closely at the knife’s edge. The grind angle of the knife is how material was removed from the blade to make it sharp enough to cut. You want to work ...

and scraping both sides of a blade across the rod at the proper angle nudges (hones) its edge back in place. Sharpening is the practice of aggressively polishing a knife to reform its edge.