1. tube benders, tools for refrigeration and air conditioning 2. for tube 1/4,5/16,3/8,1/2,5/8,3/4,7/8" (6~22mm ) tube benders, tools for refrigeration and air conditioningfor tube 1/4,5/16,3/8,1/2,5/8,3/4,7/8" (6,8,10,12,16,19,22mm)Primary Competitive Advantages:Quality Approvals Price Service Main Export Markets:North America Australia Asia Central/South America Mid East/Africa Western Europe ...