FRETS.COM
Shop Tip #008
© Frank Ford
2004; Photo by FF
Forget about the steel "file card" brush - use any scrap of hardwood to clean
a clogged file. Just press a corner down into the teeth, and push straight
ahead in line with them. As you repeat the process, you'll be cutting teeth
into the wood and the file will come clean with ease.
Unfortunately, this technique doesn't really work on double cut files