anybody use "wire brush" on weed trimmer?

I use a Stihl weedeater with this head. I like it a lot, as I can use super thick weedeater line. It's not a bump feed, you cut off about 24" of line and feed it through the head. I can use stuff up to about 3/16 diameter, which lasts a long time.

https://www.stihlusa.com/products/trimmers-and-brushcutters/trimmer-heads-and-blades/fixcut/