Channellock's 30" 830 Adjustable Wrench provides added power and leverage, as well as a jaw capacity up to 3". Made of chrome-vanadium steel for superior durability and performance. The tool provides users with a reinforced joint, with a 1.5" thickness and 6.3" width, as well as premium support behind the wrench's 12 pound steel structure. Designed specifically for professionals from the oil and gas, fleet maintenance, HVAC, rigging, farming, and industrial and commercial industries.