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An adjustable spanner (UK and most other English-speaking countries), also called a shifting spanner (Australia and New Zealand) [1] or adjustable wrench (US and Canada), [a] is any of various styles of spanner (wrench) with a movable jaw, allowing it to be used with different sizes of fastener head (nut, bolt, etc.) rather than just one fastener size, as with a conventional fixed spanner.
A square screw drive uses four-sided fastener heads which can be turned with an adjustable wrench, open-end wrench, or 8- or 12-point [67] sockets. Common in the 19th and early 20th centuries, when it was easier and cheaper to manufacture than most other drives, it is less common today (although still easy to find) because the external hex is ...
He was born March 25, 1826, in Durham, New Hampshire.He was the son of William Stillson and Nancy Chapman. He married Ellen Raynes Davis on April 18, 1855. [1]He was a machinist during the American Civil War and served on David Glasgow Farragut ' s first voyage as a vice admiral.
Monkey wrenches are still manufactured and are used for some heavy tasks, but they have otherwise been mostly replaced by the shifting adjustable wrench/spanner, which is much lighter and has a smaller head, allowing it to fit more easily into tight spaces, and the tooth-jawed, torque-gripping pipe wrench.
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Crescent is a brand of hand tools.It originated with the Crescent Tool Company, founded in 1907.The Crescent brand has changed ownership multiple times. It is currently owned by Apex Tool Group, LLC of Sparks, Maryland as part of its Hand Tools division.
A set of metric spanners or wrenches, open at one end and box/ring at the other. These are commonly known as “combination” spanners. A wrench or spanner is a tool used to provide grip and mechanical advantage in applying torque to turn objects—usually rotary fasteners, such as nuts and bolts—or keep them from turning.
Download as PDF; Printable version; ... Adjustable wrenches, industrial hand tools, ... Adjustable Pilers, Hand Tools Chervon: