Atriangular file is a hand tool used for removing material from the surface of a job. It has a triangular cross section. The cross sectional area and length are designed to the ISO standard. Like other types of files triangular files can have various tooth cuts, smooth, medium and hard.
A file that is triangular in cross-section.
A triangular file is often used to stir chemicals, as well as to scratch glass tubing before breaking it.
A hand file where both surfaces are flat. Used to file down metal where the surface requires a flat finish. Other files in the work shop are curved concave, curved convex ,triangular and square. Each used to specific shape filing.
It is a flat file (as opposed to round, oval, square, or triangular), with rather medium cross-cuts. It is used for filing common materials such as wood or metal.
trims and sharpens edges of glass, such as glass tubes
A triangular bandage is used as an arm sling. Or it can be used as a pad to control bleeding.
The triangular indentations used for the script of Sumerians is called cuneiform.
A filer, no clue. But a Triangular Filter is different. A Triangular filter is a linear filter usually used as a smoother. =D
A prism is a triangular shape used to refract light into its component colors.
Small Triangular shaped pyramids are used in super markets and malls to give them strong support!
A "triangular" plectrum is a little plastic pick used to pluck a guitar string.
Most commonly it's used to score small diameter glass tubing before breaking it so that it will break cleanly instead of shattering. Don't attempt to saw through the tubing with the file. If it won't break cleanly with a light score, you'll need to use a different technique such as scribing followed by thermal shock.