Ultra Thread - 140 Denier

Ultra Thread is a great fly tying thread, also known as UTC. This is 140 Denier, which is your best thread for heavy duty work. This thread is less

Blue Dun U.T.C Ultra Thread 140 Denier 100 YD Spool. Fly Tying/ Nymphs Streamers

UTC Ultra Thread – Bear's Den Fly Fishing Co.

UTC Ultra Thread 140 Denier - Rusty Brown

140 Denier UTC Thread – charliesflybox

is a strong, flat, smooth, lightly waxed, slow building nylon thread. UTC 140 is great general purpose thread for trout and other flies in the 6

Ultra Thread 140 Denier

UTC - Ultra Thread - 140 Denier - Dark Brown

UTC Ultra Thread 140 Denier - Rusty Brown

Fly Tying, Ultra Thread Company

Wapsi UTC Thread