Professional Hair Shears

professional
(of a person) Engaged in a specified activity as one's main paid occupation rather than as a pastime
a person engaged in one of the learned professions
Of, relating to, or connected with a profession
an athlete who plays for pay
Having or showing the skill appropriate to a professional person; competent or skillful
engaged in a profession or engaging in as a profession or means of livelihood; "the professional man or woman possesses distinctive qualifications"; "began her professional career after the Olympics"; "professional theater"; "professional football"; "a professional cook"; "professional actors

shears
large scissors with strong blades
Glassmakers scissors that are used for the cutting, trimming and shaping of hot glass.  Usually very primitive in design with heavy gage steel.
A cutting instrument in which two blades move past each other, like scissors but typically larger
The Shears (Hada plebeja) is a moth of the family Noctuidae. It is found in Europe.

hair
A similar strand growing from the epidermis of a plant, or forming part of a living cell
a covering for the body (or parts of it) consisting of a dense growth of threadlike structures (as on the human head); helps to prevent heat loss; "he combed his hair"; "each hair consists of layers of dead keratinized cells"
Any of the fine threadlike strands growing from the skin of humans, mammals, and some other animals
A very small quantity or extent
hair's-breadth: a very small distance or space; "they escaped by a hair's-breadth"; "they lost the election by a whisker"
filamentous hairlike growth on a plant; "peach fuzz"