Stillson Pipe Wrench Value Guide

Invented by Daniel C. Stillson in 1869, this revolutionary self-tightening wrench became a staple for 20th-century plumbing and mechanical trades. These 1920-1950 era American-made tools are prized for their heavy-duty cast iron and steel construction and historical significance in industrial design.

What Is Stillson Pipe Wrench Worth?

The typical price range for Stillson Pipe Wrench is $25 - $35 based on recent sales. However, values can vary depending on the item's condition, rarity, and other factors such as:

• Condition of the serrated teeth on the jaws; sharp teeth increase utility and collector value.
• Presence of original manufacturer markings and legible patent dates from the 1920-1950 era.
• Overall state of the cast iron and steel, specifically looking for lack of excessive rust or structural cracks.
• Size of the wrench, as specific lengths may be more desirable to tool collectors.

How to Identify Stillson Pipe Wrench?

• Look for the Stillson name or pattern stamped into the cast iron handle or steel jaw.
• Check for the characteristic adjustable, serrated jaws designed for gripping cylindrical pipes.
• Identify the Walworth Manufacturing Company mark or other early 20th-century American manufacturer logos.
• Note the heavy, robust construction typical of 1920-1950 production models.

History of Stillson Pipe Wrench

The Stillson pattern pipe wrench was invented in 1869 by Daniel C. Stillson, a mechanic at the Walworth Manufacturing Company in Massachusetts. Its revolutionary design allowed for an adjustable, self-tightening grip on pipes, making it indispensable for plumbing and heavy-duty mechanical trades. This design quickly became a standard tool, widely manufactured by numerous companies throughout the 20th century.