If you have ever attempted a garbage disposal installation, you already know the single most agonizing step: getting that stiff, spring-steel snap ring onto the groove of the sink strainer flange. On paper, the process seems straightforward. You place the sink strainer flange through the sink drain hole from above, slide the fiber gasket, backup flange, and mounting plate onto the flange tailpiece from below, and snap the split-ring into its designated groove to lock the enti