Guide updated on 18th April 2019 to recommend Bahco.
Guide updated on 14th October 2019 to remove the recommendation for a four-in-hand farrier’s rasp as this is not hardened.
Guide updated on 11th November to recommend a bastard cut too.
A 12″ (305mm) file is usually the longest length used in woodworking and metalworking, Paul recommends using a 10″ (255mm) or 12″ (305mm) flat file ideally with second cut (medium) teeth, but a bastard cut will work well too. The difference is simply the size of the teeth.
We purchased this Bahco 10″ from Amazon in April 2019 for £17.71* and Paul uses it daily. He would recommend this as a first choice. This is also available on amazon.com
*Price checked 17/9/21
Saw files can also be known as triangular files or three-square files. They often have single cut teeth across the full width of each facet of the file and can come in many different variations including: Lengths Widths Taper Fineness (the closer the teeth are on the file, the finer it is) Double-cut/ single cut/ …
A rasp and file cannot generally be sharpened and do not need setting up, however you can prolong their life by taking good care of them. Most of the time the sawdust which builds up in between the teeth will be pushed out by new wood fibres, however you can clear out the gullets by …
The file and rasp are used in a similar way to each other for different tasks which can lead to confusion. Whereas the file is used on both wood and metal, rasps are used mainly on wood and stone but never on metal. The file is used to shape, refine and to smooth out surfaces, …
Files have teeth which span the width of the working face on a diagonal slant, the teeth come in different sizes which affects the depth of the gullets and thereby the depth the file teeth cut into the material. If the teeth are very small and close together (smooth or second cut), this may cause …