03 = dust, not heavy, just want put down the metal or rough effect.04 = clean, meaning high metal and new.05 = damage, may be used 100 years.06 = Water stains, emm....it must very nearly.

Because it is 1*1 square, so if you use damage or dust, it will look like same. you can try to mix their rough or AO, Normal like 008 Preview image > Mix.

I bake 1024 and 2048. If you need 4096 or 512, or you want random the image. You can give me message.

This is main to sell the texture, the blend or gltb is not important.