Ferris File A Wax Carving Bar Lost Casting Mold Tool This is a new blue Ferris File-a-wax 1/2 lb bar It is made for designing your own pendants, buckles, bracelets and other large jewelry models for lost wax casting This wax can be sawed, filed or carved to achieve the desired shapes and it can be handled without softening Instructions are included It measures approximately 3 1/2" x 3 1/2" x 1 3/8" (89 x 89 x 35 mm)