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Return Policy

100% money back guarantee! If you are not completely satisfied with Promech Professional Mechanics Formula Penetrating Oil for any reason, simply return the unused portion (shipping pre paid) for a full refund. Refunds will be issued as a credit to card used for original purchase.

Send All Returns To:

Returns - Promech Oil Corp.
2984 W. Wadsworth Rd, Building C
Waukegan, IL 60087

Testimonials

"We’ve got a Terra Cotta Gargoyle my Dad rescued from an old building in Chicago. The mounting bolts had been rusting for some 40 years. We needed to free them up without damaging the Gargoyle. Tried Promech and it worked great. Loosened them up quickly, and with no damage."

Glenn B.
Evanston, IL

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