RIDGID 47057 Model 812 Aluminum Straight Pipe Wrench, 12-inch Plumbing Wrench Professional strength, lightweight aluminum wrench is nearly 40% lighter than a same-size RIDGID heavy-duty model with the same durability and ease of use I-beam handle with full floating forged hook jaw for superior gripping and quick adjustments Features self-cleaning threads with easily replaceable hook jaw, heel jaw, and spring assembly Aluminum pipe wrench includes special hook and heel jaws for plastic coated pipe 12-inch (300 mm) pipe wrenches are ideal for pipe diameters of 1/2 inch (13 mm) to 1-1/2 inch (40 mm) with a pipe capacity of up to 2 inches (50 mm)