Half Round (Bull Nose) router bits are used for half round shapes and for forming edges. They can be used to form completely round edges, or to leave a bead on top and/or bottom. With two passes, you could even make dowels (large ones). Plunge Cut Hand Grip bit are used for forming and edging internal hand-holds and cutouts. Also, a soft bull nose can be cut on any exposed edge using this bit. Oval Edge (Half Bull Nose) bits produce a fully rounded edge on furniture and moldings and can also create attractive half-round profiles. This bit will cut softwoods, hardwoods, composition materials, and plywood.