Channellock® 480 Bigazz® 20in straight jaw tongue & groove pliers didn't get their name by accident. With a 5-1/2 inch jaw capacity, these pliers are as big as the job at hand. Its 12 non-slip, undercut adjustment channels offer a versatile range of adjustments for virtually every field application. Channellock® straight jaw tongue & groove pliers are built to last with a Permalock® fastener to eliminate nut and bolt failure, patented reinforcing edge to minimize stress breakage and laser-hardened teeth to provide a better, longer lasting grip. Channellock® straight jaw tongue & groove pliers are made in USA and forged from high carbon U.S. Steel that is specially coated for ultimate rust prevention. *Product images are representative only.