This adaptor is similar to a low profile bushing adaptor. It is a 19 Male Drip Tip with a 14 Female above it. A drip tip is a small ring of clear at the bottom of the male grind to allow one to weld a tube without polishing off the grind. All ground glass joints are made of Schott Duran tubing by Herbert Arnold Robotics in Germany to extremely precise tolerances.

Item Description Price Options Qty   Graphite Ground Joint Holding Tool For 14mill Female Joint w/wooden handle - solid not hollow Part # GHT107 $30.00 Graphite Ground Joint Holding Tool For 19mill Female Joint w/wooden handle - solid not hollow Part # GHT108 $30.00