I want the lightest detection possible, so I may need to add a piece of split shot on top of my jig to ... want a bobber, I would say that they are conventional fishing like for crappie, ...

They can be used to jig vertically from a boat in deeper water, fished under a bobber ... Mr. Crappie tubes, and the VMC Tungsten Nymph. Jigs made of tungsten are useful when fishing deeper ...