Teng Tools 1/2 Inch Drive Stud Extractor (Ideal for Broken, Rounded, Rusted Studs & Bolts) - 2300

1/2 Inch Drive stud extractor for inserting and extracting The extractor has a range from 5.5mm to 19mm and features one eccentric journalled, knurled wheel which grips against an internal fluting. For removing broken or seized studs, bolts, etc. Knurled roller uses cam action to grasp stud firmly while minimizing damage Use with 1/2 inch drive ratchet