Mustad R73NP / R73-9671 Signature Streamer Hooks offer modern anglers unparalleled sharpness and strength as well as exact proportional consistency. The R73NP hooks are a premium, chemically-sharpened hook with 2X strong wire and a 3X long shank. Mustad Signature Series R73NP Streamer Hooks also work great for tying longer bodied nymphs.