Powerful Cutting : a 2inch multi with six aggressive cutting edges that easily penetrate tough pipe clogs like tree roots and grease buildup without bending or warping for effective drain . Heavy Duty Construction : Made from stainless steel, this drill bit maintains integrity during rigorous use and provides long lasting for repeated drain maintenance tasks. Deeply Action : The aggressive not only cut through obstructions but also scrub pipe wall thoroughly, ensuring complete drain and maintenance with each use. Universally Compatibility : Works with most 1/2" 1" drain cable making it versatile for various pipe systems. Resistant Coating : Electrophoretic anti rust layer withstands saltwater and sewage exposure, rust even after years of heavy duty use in harsh plumbing environments.