Files

Engineer files also known as hand files are a type of hand tool used to smooth, deburr and shape a range of materials including metals and wood whilst removing any unwanted material after cutting or sharpening. Files are shaped rectangular, square, triangular or round cross-section and include teeth cut into at least one of its sides with three common grades including coarse, bastard, second cut and smooth. Engineers files can also be used with a filehandle to make its use more ergonomic.

File sets are a group of file tools in different shapes and sizes that come in a set. These sets contain files that are used to remove fine amounts of material from a workpiece. A file is mostly handheld and is a length of metal with teeth cut into at least one of its sides that is used for shaping or smoothing off a piece of material by cutting away some of it. Files are shaped rectangular, square, triangular or round cross-section.