Channellock 410 CHANNELLOCK® 410 9.5" Tongue & Groove Pliers have a special parrot nose and double tongue & groove design that gives this NUTBUSTER® added strength, ideal for round surfaces. 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. These pliers include an added SAFE-T-STOP® feature to prevent finger pinch with the combination of a lower jaw design and an expanded reinforcing rib preventing unwanted handle contact. CHANNELLOCK® NUTBUSTER® Pliers are made in USA and forged from high carbon U.S. steel that is specially coated for ultimate rust prevention.