It is used to fasten and unfasten Robertson screws (square head)
The correct name is Robertson.
A standard screwdriver would be a common one , usually 6" blade in flat, phillips or robertson.
the robertson head screwdriver, has a square end, invented in Milton Ontarion Canada, has the most strength on a screwdriver
The proper name for a square head screwdriver is a "Robertson screwdriver." It features a square-shaped socket that allows for better grip and torque compared to traditional flat or Phillips screwdrivers. The design was invented by Canadian inventor P.L. Robertson in the early 1900s and is particularly popular in Canada and certain industries.
It's used to work with flat screws, which,frankly are really a pain. I'm so glad we now have Robertson and phillips screws.
1/4 flat, # 2 Phillips and #2 Robertson.
Canadian P.L._Robertsoninvented the Robertson Screwand screwdriver in 1908. He received a Patentin 1909, and later applied for and received other patents. The last patent expired in 1964.
The screwdriver is used to tighten and loosen screws.
For a crosshead screw the "Phillips" screwdriver is used .
A slotted screwdriver is properly used as... a screwdriver.
A screwdriver is used to turn screws in or out.
A stubby screwdriver is a screwdriver that is much smaller than the average screwdriver. It is used to get into places not easy to access with a regular screwdriver.