Drop forged from tested chrome vanadium steel. Anti-rust protected. To protect it from Rust all pliers are dipped in oil.Kindly clean oil before use. Size of all Plier is 4.5 inches. http://www.amazon.in/VISKO-257-4-5-...bps_img_s-4_8807_9b796124&smid=A29I1W51JIQHW3