FE01 Suitable for most steel grades
FE02 aluminum
FE03 stainless steels, Electroless Nickel Plating
FE05 chrome materials
FE08 black chrome, burnished, stainless steels
FE10 low alloy steels
FE11 high-alloy steels
FE12 aluminum, high-alloy steels, blackened
FE14 brass, copper, bronze, tin
FE20 stainless steel
FE21 titanium, tungsten carbide, stainless steel, gold-plated parts
FE26 hardmetals
FE30 Burnished parts
FE300 washdown for steels
FE400 washdown for steel, chrome-plated materials materials