SFM_retexture.zip is a release file of the Minecraft resource pack Steve's Factory Manager retexture, made for Minecraft 1.7.10. It was published on September 28, 2014 and is 0.2 MB in size. For the full description, screenshots and every other version, visit the Steve's Factory Manager retexture resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.