Z-Lock worm hook with Fastgrips three microbarbs for penetration power 15% superior to that of an ordinary point. That means fast hooksets and less thrown hooks. 1X strong. Forged from Vanadium steel. Sizes: 1/0 Per 15 2/0 Per 14 3/0 Per 13 4/0 Per 11 5/0 Per 9 Colors: Black Nickel, Tin Red (not shown). Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Hooks.