To be able to fit any bolt head that you find.
To fit various sizes of nuts and bolts if you can't find the correct wrench,
An adjustable wrench is used when you don't know the exact size of the nut you will be turning
A lever jaw wrench is one with an adjustable jaw.
I believe a striking wrench is a combination adjustable/hammer type of wrench used in the mining industry. I have one on hand in my tool box if you want a pic, I'll be glad to take one for you or simply look at the picture in the related link.
Do up or undo a nut where a ring wrench or socket might otherwise not fit.
A speed wrench ratchets back and forth.
An adjustable wrench is an adjustable hand tool used for tightening and loosening nuts and bolts.
An adjustable wrench is an adjustable hand tool used for tightening and loosening nuts and bolts.
An adjustable wrench is used when you don't know the exact size of the nut you will be turning
An adjustable wrench is a wrench with an adjustable jaw, allowing it to sized to the fastener head that it is tightening or loosening. A main domestic use is with plumbing fixtures, either to tighten or replace them.
It is an adjustable spanner
It is an adjustable spanner
Adjustable wrench
Adjustable Wrench , open end wrench , box wrench, socket wrench, monkey wrench
The most common type of adjustable wrench in use today. The adjustable end wrench differs from the monkey wrench in that the gripping faces of the jaws are displaced to a (typically) 15 degree angle relative to the tool's handle, a design feature that facilitates the wrench's use in close quarters. The modern adjustable end wrench was invented by Johan Petter Johansson of Bahco. The incorrect use of "Crescent® wrench" to describe this design is derived from the Crescent®brand, owned by Apex Brands, Inc. Apex Tool Group, LLC. The generic term is "adjustable wrench."
Usually I use a crescent, or adjustable wrench.
A lever jaw wrench is one with an adjustable jaw.
some examples of turning tool are Monkey Wrench, Adjustable Wrench,Allen Wrench