Expansion220V VET-19-S Rechargeable Reamer Electric Device Handheld Drill Expander Copper Pipe Expansion Port Portable 

product information:
Suitable tube diameter: copper tube
Metric: 6,9,10,12,16,19
English metric: 1/4 ", 5/16", 3/8 ", 1/2", 5/8 ", 3/4"
Input power: 220V
Frequency: 50HZ
Weight about: 5.6kg