Ace Tube Cleaning Brush, Cleans dirt and debris from outside of tubing in preparation for solder. Brand or Model Compatibility: For Outside Copper Tubing. Use on 3/8 inch i.d.
and 1/2 inch o.d Cleans dirt and debris from outside of tubing in preparation for solder For outside copper tubing Use on 3/8 inch i.d. and 1/2 inch o.d.