5pc Flip Design Spiral Extractor Socket Set

• Dual spiral design on each socket provides twice the bite on damaged or rounded nuts & bolts
• Clever flip design allows changing from either 6pt Single or 12pt
• Double Spiral extraction
• The single spiral socket is ideal for slightly worn fasteners or use the double Spiral for more the damaged ones
• A long working life for these tools is provided by the strong Cr-Mo steel
• Fits fasteners from 17 to 22mm