Never Seez NSB-4 Regular Grade, is the "original" anti-seize compound and extreme pressure lubricant. Designed to protect metal parts even in high heat, high pressure and corrosive environments. Bostik's Regular Grade Never Seez prevents galling on steel to stainless steel, titanium, magnesium and other other hard metals. Formulated with graphite, copper flake, aluminum powder and zinc oxide, NSB-4 is ideal for a variety of applications including pipe fittings, shafts, chain drives, valve assemblies, machinery, metal fittings, nuts, bolts, screw, taps and drills.