8012-2-13-18, 8012 Series Adjustable Type Parallel Tube Expander with 3 Rolls. Suitable for 2'' OD X 13 BWG (2.41mm), 14 BWG (2.10mm), 15 BWG (1.83mm), 16 BWG (1.65mm), 17 BWG (1.47mm), 18 BWG (1.24mm) Thick Tubes