Don't spoil it Kroil it! Penetrating Oil

Loosens Frozen Metal Parts!
An industry proven penetrating oil that has no equal. Kroil Quickly loosens rusted nuts and bolts - frees frozen shafts, pulleys, etc. Kroil by Kano laboratory penetrates to 1 millionth inch spaces. Dissolves rust, lubricates, cleans and prevents rust, great as a gun bore cleaner, it displaces moisture. Kroil the oil that creeps. Size 13 oz. aerosol.
This is the best penetrating oil around, ask any Farmer or Mechanic.