Nut Extractor Set for Rusted & Stripped Fasteners Tired of stuck rusted nuts, stripped threads and broken bolt ends? This extractor set solves all damaged nut removal issues. Crafted from chrome molybdenum & high carbon steel with heat treatment for extra hardness, wear resistance and impact resistance. Multiple sizes cover common metric and imperial specs. Featuring spiral taper and reverse thread bite design: twist counterclockwise to lock in, then turn clockwise to take out the nut. Compatible with dedicated spanners and ratchet wrenches. Comes in a labeled storage case for easy access. Tough and reliable to effortlessly pull out rusted, stripped nuts.