New 11Pc Ferris File A Wax Assortment This new 11 piece Ferris File-a-wax assortment. It is used for making models for lost wax casting. The wax can be sawed, filed or carved and will not soften when handled. Hardness varies by color: green cannot be flexed, purple has some flexibility, blue is more flexible. These are great for trial use or for when an odd piece is needed. All melt at 240° F (116° C). Instruction are included. You receive: 1 Green circle that measures approximately 1 5/16" x 1/4" (33 x 6.5 mm) 1 Green circle that measures approximately 2 1/4" x 1/4" (57 x 6.5 mm) 1 Green circle that measures approximately 3 1/8" x 3/8" (79 x 9.5 mm) 1 Blue circle that measures approximately 1 5/16" x 1/4" (33 x 6.5 mm) 1 Blue circle that measures approximately 2 7/8" x 3/8" (73 x 9.5 mm) 1 Purple circle that measures approximately 1 5/16" x 5/16" (33 x 8 mm) 1 Green rectangle that measures approximately 3 5/8" x 1 7/16" x 1/8" (92 x 36.5 x 3 mm) 1 Blue rectangle that measures approximately 3 5/8" x 1 7/16" x 1/4" (92 x 36.5 x 6.5 mm) 1 Purple rectangle that measures approximately 3 5/8" x 1 7/16" x 3/16" (92 x 36.5 x 5 mm) 1 Green ring blank that measures approximately 1 3/16" x 1/2" (30 x 13 mm) 1 Blue ring blank that measures approximately 1" x 5/16" (25.5 x 8 mm)