Wood carving gouge is the most commonly used type of carving tool. Gouges come in various degrees of blade curvature and they can produce all kinds of concave and convex shapes and surfaces. As we said earlier, this curvature is called the sweep and it is denoted by a number. Higher numbered gouges are particularly good at cutting channels and deeper details. There are lot of variations of wood carving gouges and each variation is used for specific carving tasks. We'll cover the most commonly used gouge variations.