The result of collaboration between Lie-Nielsen Toolworks and Kentucky Master Chair Maker Brian Boggs. The body and cap are solid bronze and the spokeshave is fitted with hickory handles. The sole is 25mm(1") wide, the blade a 50mm(2")")")") x 3.2mm(1/8") x 3.2mm(1/8") piece of A2 tool steel. The curved base version has a base with a radius of 125mm(5") and is intended for use on concave surfaces. It is possible for the user to modify the sole for tighter radii.