Armstrong 73-006 Pipe Wrench 6" Cast-Iron Housing and I-Beam Handle Provides Maximum Strength and Safety Forged Hook Jaw, Featuring Easing Spinning Adjusting Nut, Self-Cleaning Threads Provides Instant Gripping and Release of Pipe Pipe Size: .125" - .75" Meets or Exceeds US Federal Spec. GGG-W-651e Made in the USA - Quality and Availability