Can be purchased from Lowes.

• For easy removal of rounded-off, rusted-tight or painted-over bolts ¹⁾
  • Different sizes in each kit (check for the size you need before ordering)
  • Reverse spiral flutes are designed to bite down to provide maximum gripping power
  • 3/8-in square drive for use with hand ratchets, impact wrenches, and air ratchets
  • Hexagonal flats for use with flat wrench, pliers, adjustable wrench, sockets, or VISE-GRIP® locking pliers
  • Universal lobular design fits all types of fasteners

Bolt Extraction (or reverse thread) Sockets 2)

Purchased from Lowes.

Craftsman Bolt Extraction Set 3)