A wrench with smooth jaws (no teeth) is not used for turning threaded pipe. Watch. Any person who’s watched TV or seen their parent’s attempt to tighten metal pipes has at least heard of the monkey wrench. The tool, which he called the “screw wrench,” was granted a patent on April 16, 1841. That said, monkey wrenches are still sometimes used for heavier work where a compact adjustable spanner is too small. Sold by jpdash* an eBay Marketplace seller. However, some dictionaries also add the following definition of “monkey:” a small light structure or piece of equipment contrived to suit an immediate purpose. After 1939 its successor companies manufactured monkey wrenches from Coes designs until the mid-1960s, yielding a production run of over 120 years.[2][5][6]. In-store: set your location. These are also known as a Ford wrench owing to this type of wrench being included in the tool kit supplied with every Ford Model A. As you will find out later in this article, there are a couple of different stories about the origin of the term monkey wrench. a wrench with one fixed and one adjustable jaw at right angles to a straight handle. Sorry, Mr. Charles Monck, for taking away whatever credit you or others have given you concerning the invention and the coining of the term “monkey wrench.”. Fujiya Light short monkey Open width 0 to 28mm lightweight FLS-28G-F from Japan. 2. Some Coes wrenches could be bought with wooden knife handles, harking back to the company's early knife making business. or Best Offer. Tacklife SC-L03 Self-Leveling Laser Level, Tacklife SC-L04 – 98ft Crossline Self-Leveling Laser Level, DEWALT DCF899B 20V MAX XR Impact Wrench Review, 8 Essential Power Tools for Beginning Woodworkers. Antique Vintage 10” Forged Steel Wood Handle Decorative Coes Wrench Co Tool. The first patent for a monkey wrench was awarded before Johnson was born. That makes it a bit difficult to be certain about the person that invented the tool. When the tool was first shipped to the US during the 1840s, it was already using the moniker “monkey wrench” as well as the SJ (Sheffield Johnsons) flag logo. There are two main theories centered around the origins of the name monkey wrench which have been disproven. While it is easy to see how the tool would get its name if the inventor actually was Charles Moncky, by this point you should know that the tool wasn’t invented by him. The monkey wrench, unlike a standard wrench of a fixed size, can be adapted to grip nuts of various sizes by spinning the screw which moves the bottom jaw back and forth. The second widely-circulated-but-false theory is that the “monkey” refers to another alleged inventor of the tool, Charles Moncky. The World English Dictionary gives a nautical definition for monkey, as a modifier "denoting a small light structure or piece of equipment contrived to suit an immediate purpose: a monkey foresail ; a monkey bridge.