www.pmmag.com/articles/89155-irwin-s-one-handed-pipe-wrench
Irwin's One-Handed Pipe Wrench
December 1, 2003

Irwin Industrial Tools' VISE-GRIPĀ® Quick Adjusting Pipe Wrench adjusts quickly with one hand, fits in tight work spaces and is 40 percent lighter than standard 14-inch cast-iron pipe wrenches. The 2 1/4-inch jaw capacity is ideal for pipe diameters up to 1 1/2 inches.
Circle 6