Bead blasting?

[Texsun]

What does this do exactly?

 

[hoytinak]

On stainless it'll give it a nice matte look. I can make it different shades depending on the types/size media you use.

 

[tx_bhp]

It can also increase the strength of the material. Relieves surface stress.

 

[DCortez]

I've seen before and after. I like the after