What Is a Triangular File?

Triangular files can be divided into full-head triangular files, ordinary triangular files, narrow triangular files, extra narrow single-grain triangular files, heavy triangular files, etc. Triangular files are mainly used for cleaning corners and filing dovetail grooves.

Triangular files are mainly used for micro processing of metal, wood, leather and other surface layers. Flat file, round file, square file

File composition: file tooth, file surface, bottom tooth pattern, file handle, handle, face tooth.

Selection of triangle file:

1. Rough files are used for filing soft metals, large machining allowances,

1. Castings and forgings with hard skin or grit must be ground with a grinding wheel before they can be filed with a semi-sharp file or an old file;

2. Don't touch the newly filed surface by hand, so as not to slip when filing again;

3. Use a brush to clean the filings. Do not blow with your mouth.

4. For files that are blocked by filings, use a wire brush to brush the filings in the direction of the file pattern. If the embedded filings are large, remove them with copper.

5. When using a glossy file, do not use too much force to avoid breaking the file;

6. The material of the file is high in hardness and brittle. Do not drop it underground or use the file as a striker and lever to pry other objects;

7. When storing files, avoid water, oil or other stolen objects, do not overlap or stack them with other hard tools.

8. When filing filings, do not touch the filed surface with your hands, because your hands are greasy and slippery when filing.

9. The file cannot be used as a skid stick or knock on the workpiece to prevent the file from breaking and hurting people;

10. When placing the file, do not expose it to the work surface to prevent the file from falling and hurting your feet; nor can you stack the file with the file or the file with the measuring tool. ^[1]