16 | FINE WIRE | TREBLE HOOKS BRONZE (BZ) CORROSION SHARPNESS STRENGTH 9619 O’SHAUGHNESSY LONG TREBLE | Designed for fly fisherman wanting to tie their own flies | A long and sharp hook with very fine wire BRONZE (BZ) NICKEL (NI) CORROSION SHARPNESS STRENGTH 9645 ROUND TREBLE | Fine hook designed for precision fishing techniques | Efficient shape with a high catch-potential | Excellent model for trout and perch 16