Wrench Hand Tool

hand tool
A hand tool is a device for performing work on a material or a physical system using only hands. The hand tools can be manually used employing force, or electrically powered, using electrical current.
(Hand Tools) A Hand Tool is a device for performing a job that does not use a motor. It is powered solely by the person using it. An example of this would be a Screwdriver but there are many, many more.
A tool held in the hand and operated without electricity or other power
a tool used with workers' hands

wrench
Injure (a part of the body) as a result of a sudden twisting movement
Turn (something, esp. a nut or bolt) with a wrench
make a sudden twisting motion
Pull or twist (someone or something) suddenly and violently
twist or pull violently or suddenly, especially so as to remove (something) from that to which it is attached or from where it originates; "wrench a window off its hinges"; "wrench oneself free from somebody's grip"; "a deep sigh was wrenched from his chest"
a sharp strain on muscles or ligaments; "the wrench to his knee occurred as he fell"; "he was sidelined with a hamstring pull"