So I'm new to firearms and have recently picked up a glock 17 gen 4. I just recently got a old t shirt to use to wipe off some of the grease and clean the slide from smudges on the guns slide. In the process it almost looks like the t shirt sort of scratched the slide ever so slightly and now see a few area that looks almost slightly shiny. it's a really small spot hard to notice unless your inspecting the gun close up. Is this normal, I didn't use any grease or oil on the rag prior to...
Glock Slide Finish
Glock Slide Finish