... tool CT-100AL: 1. for soft copper, aluminum, soft steel tubes 2. for 3/8" - 1-5/8" O.D. 3. portable case ... 1. About Products Quality: Each product is tested ... ", 5/8", 3/4", 7/8", 1", 1-1/8", 1-1/4", 1-3/8", 1-1/2", 1-5/8" O.D. Tubing.CT-100ML(for metric): 10 ...