锉屑
small pieces of metal that are removed from a larger piece by filing
iron filings 铁锉屑
A large magnet collects up the iron filings.
I wouldn't walk barefoot through the workshop, what with all the metal filings and wood splinters on the floor.
Make sure you put all the nail filings in the bin.
They used a technique of passing water through iron filings.
The barrels contained iron filings onto which sulphuric acid had been poured.
See also: filing (METAL PIECES)