Lubricates, waterproofs-prevents rust, even in saltwater. All the benefits of oil but stays put - will not migrate from -54AdegC/-65AdegF to 343AdegC/650AdegF. Synthetic blend exceeds mil-specs for moly grease. Lubricates and prevents galling on all types of metal- stainless steel, blued metal, titanium and aluminum. Prevents corrosion from salt water, powder residue, sweat. Concentrated and extremely long lasting- a little goes a very long way. Features Excellent for silky smooth actions Great for locking lugs, easier lock-up Prevents galling even under high loads and extreme conditions Aids gunsmiths and knifemakers in assembly tasks- holds springs and washers in place