This is a wrench I dug out of the bottom of my toolbox. I set out to duplicate it as closely as possible. It was a really interesting study into texturing and helped me get a greater understanding of crafting materials in Substance Designer.
Process:
High poly base: 3DS Max
High poly sculpting and booleans: Zbrush
Low Poly: 3DS Max
Baking: Marmoset Toolbag
Texture Painting: Substance Painter
Material Creation: Substance Designer
Presentation: Marmoset Toolbag