1/2" DR Damaged Bolt Remover Socket - 21mm

Damaged bolt & nut remover socket for extracting rounded, rusted or seized fasteners. The reverse-spiral flute grips harder as you turn, backing the fastener out cleanly.

• Material: Chrome Molybdenum (Cr-Mo)
• Drive: 1/2" (12.5mm sq.)
• Use with: ratchet or impact wrench
• Removes: 21mm damaged/rounded nuts & bolt heads