ProKnot Fly Fishing Knots Author:John E. Sherry Pro-Knot announces the release of a new set of their ever-popular Knot Cards dedicated strictly to fly fishing! Six water-proof plastic cards riveted together with a brass grommet in a fan pack . 12 best fly fishing knots. Size: 3½ x 2¼ x 1/8 Knots include: Improved Clinch Knot, Davy Knot, Uni Knot, Kreh Loop Knot, Turle Knot, Riffle Hitch, Surg... more »eon s Knot, Double Uni Knot, Nail Knot, Surgeon s End Loop, Albright Special, Perfection Loop.« less