Plaintextures are happy to bring you this high resolution professional looking metro wall tiles PBR texture generator. Whole set contains 20 different shapes. All materials are fully adjustable and have been indexed by categories in the Blenders asset browser as you can see in the following video:

All materials are 4K tillable and ready to use for your work. All maps are in TIF format:

-base color(4096x4096px-8bit)

-normal(4096x4096px-16bit)

-roughness(4096x4096px-8bit)

-height(4096x4096px-16bit)

-ambient occlusion(4096x4096px-8bit)

Many more can be found on plaintextures.com