Navck
Enlightened
http://www.eps-plating.com/milspecs.htm#Hard%20Anodize Interesting, anyone have better detailed sites?
http://www.cenmet.com/Mil_Spec.htm (Also lists the classes, but doesn't tell much about it...)
http://www.cenmet.com/Mil_Spec.htm (Also lists the classes, but doesn't tell much about it...)