Ratcheting Wrench Set Metric

ratcheting
Certain Distribution Networks apply Ratcheting to their MPANs in case the customer should use over their agreed Availability (kVA).
Operate by means of a ratchet
Make a sound like a ratchet
Cause something to rise (or fall) as a step in what is perceived as a steady and irreversible process

wrench
Turn (something, esp. a nut or bolt) with a wrench
Injure (a part of the body) as a result of a sudden twisting movement
make a sudden twisting motion
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"
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"

metric
A system or standard of measurement
metric function: a function of a topological space that gives, for any two points in the space, a value equal to the distance between them
measured: the rhythmic arrangement of syllables
A binary function of a topological space that gives, for any two points of the space, a value equal to the distance between them, or to a value treated as analogous to distance for the purpose of analysis
Metric units, or the metric system
based on the meter as a standard of measurement; "the metric system"; "metrical equivalents"

set
A group of people with common interests or occupations or of similar social status
put: put into a certain place or abstract location; "Put your things here"; "Set the tray down"; "Set the dogs on the scent of the missing children"; "Place emphasis on a certain point"
fit(p): (usually followed by `to' or `for') on the point of or strongly disposed; "in no fit state to continue"; "fit to drop"; "laughing fit to burst"; "she was fit to scream"; "primed for a fight"; "we are set to go at any time"
a group of things of the same kind that belong together and are so used; "a set of books"; "a set of golf clubs"; "a set of teeth"
A group or collection of things that belong together, resemble one another, or are usually found together
A collection of implements, containers, or other objects customarily used together for a specific purpose