Sili Kroil penetrates to one millionth inch spaces, dissolves rust and lubricates to loosen frozen metal parts and keep them moving. Successfully blends Kroil, which loosens, and dymethyl silcones ...

We established the Kroil brand in 1939 with the goal of producing the very best penetrants on the market. ... Sili Kroil. More From Kano Laboratories, Inc. Kroil Penetrating Oil.