Fletch FUSE is an instant, rigid-bonding glue in a liquid form. Being of medium viscosity, it is thicker than Blazer bond. Both fletch-fuse and Blazer bond are used to securely adhere feathers, vanes, and nocks to your arrow shafts. Fletch Fuse by Bohning should be held in your jig clamp for 30 seconds (cure time - 2 hours)