... conditioning 2. for tube 1/4, 5/16, 3/8, 1/2, 5/8, 3/4, 7/8 inch (6~22mm) tube benders, tools for refrigeration and ... , CT-312, CT-209, for tube 1/4, 5/16, 3/8, 1/2, 5/8, 3/4, 7/8 inch and 6, 8, 10, 12, 16 ... Western Europe Eastern Europe Pls feel free to contact us for more information. Tube Benders, tools kit, for refrigeration and air conditioning systems