Metal Surfaces Brushes and alpha set for Zbrush, 4 brushes and height/alpha maps, all 2048x2048.

Complete Pack
https://flippednormals.com/product/zbrush-alpha-pack-metal-surfaces-full-pack-48319

Available on Gumroad
https://fredogm.gumroad.com/l/iHTAD

My Gumroad Profile
https://fredogm.gumroad.com/

Available on Flipped Normals
https://flippednormals.com/product/zbrush-alpha-pack-metal-surfaces-free-48318

My Flipped Normals Profile
https://flippednormals.com/creator/fredogm

(free to use for commercial use)