Pipe Wrench

Description

The pipe wrench is an adjustable wrench used for turning soft iron pipes and fittings with a rounded surface. The design of the adjustable jaw allows it to rock in the frame, such that any forward pressure on the handle tends to pull the jaws tighter together

Keywords

anchor, brace, clamp, monkey wrench, pipe wrench, Stillson wrench

Galleries

Plumbing Tools

Source:

Government Printing Office The Official Gazette of the United States Patent Office (Washington, DC: Government Printing Office, 1895)

Courtesy the private collection of Roy Winkelman