Low Profile Design Quickly and Easily Disengages the Line from Jiffy-tite Quick-Connect Fittings without Removal of the Clip. The 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. Includes four sizes: 3/8", 1/2", 5/8"-30% and 5/8"-39%. All sizes are available individually. Also available is the 3/4" Low Profile 3/4" Jiffy-tite Disconnect not included in the set.