The Stillson wrench is a versatile and reliable tool used to grip and turn various types of pipes and fittings with ease. This adjustable wrench has sharp, angled teeth that dig into the surface of the workpiece, providing a secure grip that minimizes slipping and damage to the material. Although commonly known as a Stillson wrench, this tool has several synonyms, including pipe wrench, plumbing wrench, and adjustable plumbing wrench. These terms are often used interchangeably in the industry and describe a tool that is essential for anyone working with pipes, especially plumbers, mechanics, and construction workers. Whether you call it a Stillson wrench or a pipe wrench, this tool is a must-have for any job that requires tightening or loosening pipe fittings.