Strong Metal Main Cable: Our 75ft x 1/2in drain cleaner equipment attributes steel core cable that is proof against rust, corrosion, and tangling. Not like air core cables, our strong core cable offers excellent toughness, enabling it to navigate through many twisted pipes very easily to get rid of blockages. https://leakfixsolutions.com/top-10-plumbing-repair-services-access-denied-for-top-notch-repairs/