We are offering Condenser Tube Expander AL Series 5/16"- 1 5/8" O.D. This Expander is used to enlarge the ends of soft tube so that
another tube of same size can be inserted into the expanded section
and soldered for a leak proof joint. These Expanders are designed
to leave 0.0015" celearance for slip fit and soldering. Special
sizes and shanks on order. Avarage depth of expansion is 3/4".
Specify tube gauge on order.