Aluminum Straight Pipe Wrench, 818, 18 in no checkout Built with technology that positions Built with technology that positions the rivet closer to the cutting edge so considerably less force is required to cut Electrocoated protective finish to prevent rusting Laser heat treated cutting edges Tight tolerances for snug fit on fastener Used wherever powered drive tools are used to install or remove fasteners Designed to withstand the high torque and force associated with impact tools in repetitive application Features two through holes and a groove to accept a Proto Retaining Ring or pin and O ring to help secure the socket to the drive tool anvil Position at appropriate angle to turn fasteners where obstructions prevent a straight application Nearly 40% lighter than comparable cast iron models Jaws and all other parts identical to Ridgid heavy duty wrenches