TMC HEAVY DUTY Ceramic Bobbin is the first bobbin that use ceramic tube and only bobbin use Japanese high quality ceramic tube. Ensure smooth winding of fly tying thread for years. Last many times more than conventional steel bobbing. Heavy duty type has larger diameter black ceramic tube and suitable for tying hair flies, streamers, and saltwater patterns. The body is covered with non-slip rubber tube.

This is the HD version, great for all your big fly and thick thread tying needs.