GTNH Casing Textures v2.7.3.zip is a release file of the Minecraft resource pack GT: New Horizions Machine Textures, made for Minecraft 1.7.10. It was published on March 5, 2025 and is 0.9 MB in size. For the full description, screenshots and every other version, visit the GT: New Horizions Machine Textures resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.