120+ Ultimate Stitch Alpha Pack

120 Alpha maps, all 2048x2048 in Tiff, JPG and PSD format

Best for Substance Painter but you also can use for Zbrush. More than 100 Stitch alpha textures in this set.

https://moiseev.artstation.com/store/ab6x/100-ultimate-stitch-alpha-pack

https://gumroad.com/l/120StitchAlphas