Every rusty bolt I've used this on has loosened up no problem.
Verified purchase: Yes | Condition: New
Product only removes 'very' light surface rust.
Verified purchase: Yes | Condition: New
Works great highly recommend it
Verified purchase: Yes | Condition: New
Had spark plugs stuck normal wd40 wouldn't work this worked like a charm
Verified purchase: Yes | Condition: New
works great dissolves rust and lubricates
Verified purchase: Yes | Condition: New
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