Sealey Impact Stud Bolt Extractor Remover Socket Tool 1/2" Drive 6-12mm.
Removes broken and damaged threaded studs fast. Fits studs from 6-12mm(1/4"-1/2"). Suitable for use with 1/2"Sq drive air impact wrench. Works effectively on broken, rusted, stripped and smooth studs. Carbon Steel casing with Chrome Molybdenum jaws. Quantity: 1 Piece.