Lisle 22730 Disconnect for Jiffy-Tite Connection, 1/2" Disengages the Line from Jiffy-tite Quick-Connect Fittings Without Removal of the Clip Tools fit the most popular Jiffy-tite fittings found on oil cooler lines used on transmissions and radiators and on other applications Teeth of the tool fit perfectly into tight tolerance of Jiffy-tite connectors and when rotated allow the line to be pulled without damage to the connector or retaining clip so they can be reused For more information check the main Lisle tool- 22710 Replacement part for Lisle tool- 22710