Vise-Grip 274101 Pipe Wrench, 10", Cast IronConstructed from the highest grade cast iron, forged and heat treated to ensure maximum durability. Unique hammer head design provides a flat surface for hammering. Easy spin adjusting nut is heat treated for durability. Wide I beam handle design provides better weight distribution. Drop forged jaw is heat treated to resist distortion or breakage. Hardened teeth provide tremendous bite. Housing constructed of heavy duty cast iron. Highlights: Cast