Monkey With Wrench

monkey
A small to medium-sized primate that typically has a long tail, most kinds of which live in trees in tropical countries
any of various long-tailed primates (excluding the prosimians)
tamper: play around with or alter or falsify, usually secretively or dishonestly; "Someone tampered with the documents on my desk"; "The reporter fiddle with the facts"
(in general use) Any primate
imp: one who is playfully mischievous
A mischievous person, esp. a child

wrench
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"
Injure (a part of the body) as a result of a sudden twisting movement
Pull or twist (someone or something) suddenly and violently
a sharp strain on muscles or ligaments; "the wrench to his knee occurred as he fell"; "he was sidelined with a hamstring pull"
make a sudden twisting motion
Turn (something, esp. a nut or bolt) with a wrench