Surgically sharpened on three sides, TroKar hooks penetrate faster than other hook point shapes, which increases hook-up ratios. Precisely and symmetrically ground for consistent performance. Low-profile barb is designed for easier penetration, yet delivers ultimate holding power. Tempering process specifically manipulates Q741 wire for maximum strength potential. Sizes: 2 (Per 9) 1 (Per 8) 1/0 (Per 7) 2/0 (Per 7) Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Hooks.