3 Piece Pliers Set

pliers
(plier) someone who plies a trade
Pliers are a hand tool used to hold objects firmly, for cutting, bending, or physical compression. Generally, pliers consist of a pair of metal first-class levers joined at a fulcrum positioned closer to one end of the levers, creating short jaws on one side of the fulcrum, and longer handles on
a gripping hand tool with two hinged arms and (usually) serrated jaws
Pincers with parallel, flat, and typically serrated surfaces, used chiefly for gripping small objects or bending wire

piece
An item of a particular type, esp. one forming one of a set
a separate part of a whole; "an important piece of the evidence"
A portion of an object or of material, produced by cutting, tearing, or breaking the whole
an item that is an instance of some type; "he designed a new piece of equipment"; "she bought a lovely piece of china";
patch: to join or unite the pieces of; "patch the skirt"
One of the items that were put together to make something and into which it naturally divides

set
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
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 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"

3
A performance appraisal, employee appraisal, performance review, or (career) development discussion is a method by which the job performance of an employee is evaluated (generally in terms of quality, quantity, cost, and time) typically by the corresponding manager or supervisor .
three: being one more than two
three: the cardinal number that is the sum of one and one and one