these are very coarse, deeply cut and sharp files used for rapid removal of soft materials such as aluminium, copper and some plastics.
small files available in a variety of shapes for small intricate work in jewellery for example.ĭreadnought (curved teeth) and Millenicut (straight teeth) Files small tapered files for cutting fine slots as used by locksmiths when making Warded Locks. They are also available as saw sharpening files. Triangular (aka Three Square) files are useful for working one side of a square shape whilst avoiding the others.
A Flat File (aka Mill File) has a tapered blade whereas a Hand File is parallel and has a safe-edge to enable filing up against a shoulder - these are the most commonly used files.
The common cross-sections of files are hand, flat, round, half-round, triangular, square, and knife edge. Range of Files, Rasps and similar abrading tools Engineers' Files
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