Bolt, Stud & Screw Extractor Set 18 Piece

Comprehensive set including Chrome Molybdenum screw and bolt extractors and Vanadium stud extractors. Screw type has left hand threads for removing recessed bolts/studs. Bolt type features reverse spiral flutes which bite down on rounded off bolts. Stud type includes three internal rollers, clamping down and gripping stud, allowing removal/installation. Suitable for professional workshop. Supplied in storage case.