Cortland's Knot Tyer A simple to use knot tyer. It also has a protected needlepoint to clean clogged hook eyes.
Cortland Tropic Plus Hi-Vis Flip Fly Line (WF6F
Cortland Rockin C Outdoors
Products
Knot Tools – Dette Flies
How To Use a Tie Fast Nail Knot Tool
TMF How To Tie a Nail Knot using a Knot Tying Tool