tube wrench

Synonyms:

pipe wrench

Types:

chain tongs

a pipe wrench used for turning large pipes; an adjustable chain circles the pipe with its ends connected to the head whose teeth engage the pipe

Stillson wrench

a large pipe wrench with L-shaped adjustable jaws that tighten as pressure on the handle is increased

chain wrench

another name for chain tongs

Type of:

adjustable spanner, adjustable wrench

can be changed to different settings