CHANNELLOCK 412 6.5″ Tongue & Groove Pliers have unique v-jaw design that creates more points of contact on round stock and tubing. These 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 V-Jaw Pliers are made in USA and forged from high carbon U.S. steel that is specially coated for ultimate rust prevention.