It's amazing how sharp almost any axe can be sharpened with the AX-40 axe sharpening device. The two jaws close securely around the axe head and enable simple, symmetrical and precise sharpening. The axe jig can be used to sharpen concave, flat or convex bevels, depending on what best suits the axe and its area of application. It is suitable for all types of axes, from hatchets to carpenter's axes, carving axes and broad axes ? practically any axe can be sharpened to perfection.