Echo Open Water Duck Call Kits
Echo Open Water Duck Calls are great for longer distances when hunting on big lakes or open fields. These calls generate a ringing hail call that will attract ducks at several hundred yards, yet they are also very ducky, and blow soft when the ducks are in close. Simply drill a 5/8" hole in your blank and mount on a 7 mm Mandrel using either of the below mentioned bushing kits.
5/8 Drill Bit Brad Point or Forstner