Hydraulic cylinders .
Wrenches or spanners are most useful. Sockets are very useful in many cases. I keep complete sets of both SAE and Metric wrenches in my car. along with Allen wrenches of both types. I do have some excellent adjustable ( crescent ) wrenches, but prefer wrenches that fit exactly as I was taught in maintaining aircreft.
Allen wrenches are used to tighten and loosen Allen screws.
An adjustable spanner is an adjustable hand tool used for tightening and loosening nuts and bolts.
wrench is generally used for tools that turn non-fastening devices or may be used for a monkey wrench - an adjustable spanner.
To tighten bolts and nuts
A spanner wrench is often used in the plumbing industry. They are mostly used to unscrew faucets, old pipes that haven't been touched in several years.
Nobody wants to buy used wrenches. I go to a flea market to sell 2-3 times a year and no one ever buys my old wrenches.
Spanner was first used in English in 1649. Taken directly from the German, it originally defined the wrench used to tighten the spring of a wheel-lock firearm.
It is an adjustable spanner, an open ended spanner with a movable jaw allowing it to fit various sizes of nuts and bolts.
Flare nut wrenches are used on fuel lines. Regular sockets are used on head bolts.
Brands of impact wrenches include: Kawasaki, Ingersoll Rand, Chicago Electric, Dewalt. The most famous is Ingersoll Rand, also most used. Known for its small, but powerful electric wrenches.
Claude Monet used media such as hammers, screwdrivers, wrenches, and drills to do his artwork.