1. Durable heat-treated and plated alley steel

2. Enlarge end of tube, another same size tube

3. Used for making tubing connections without fittings

4. CT111 : 6-IN-1 Capacity : 3/16",1/4",5/16",3/8",1/2",5/8" O.D. tube

5. CT112 : 5PC set Capacity : 1/4",5/16",3/8",1/2",5/8" O.D. tube

6. Slide card package.