Rothenberger Tube Expander Set 12321

The Rothenberger 1/2" - 7/8" expander set is a precision capillary socket forming tool for the production of end feed soldering joints in copper tube. It is a tough, light and wear-resistant set which creates quality pipe connections in accordance with DVGW standards. The set saves valuable resources because it eliminates the cost of purchase and storage of fittings and it also reduces the labour needs, soldering materials, joints and energy use by 50%!