Features and Benefits: * Lightweight cast aluminum handle creates less arm stress * Hardened teeth are ideal for most hard pipes, bolts and couplings * Hammer head design provides flat surface for hammering * 40 percent less weight compared to iron wrenches * Made in the USA Martins 18" aluminum pipe wrench is made to be heavy duty. Its I-beam handle is for proven strength and durability without excess weight. The full floating jaws have the suspension for a fast grip and release. Jaws are made of tough heat-treated alloy steel. This aluminum pipe wrench is built for Extreme durability and comfort.