Rust levers for Hyundai Sonata NF rear suspension bolts

At Hyundai Sonata NF, after 70,000 kilometers of mileage, the adjustment bolts of the sainted levers of the back suspension levers rust. This could interfere with the adjustment of the collapse-ascent. In this case, it is necessary to cut the bolt bolts and switch to new bolts, having previously knocked out the cut old bolts from the levers of the levers.