Irwin Hanson® Spiral Flute Screw Extractors - 535/524 Series Sets
Designed to remove broken studs, bolts, socket screws and fittings|Aggressive left hand spiral design for extra gripping power|Spiral flutes are designed to embed themselves deeper into the metal as you turn the tool, so as the fastener resistance increases, the extractor's grip increases|Extractor size and recommended drill bit size are etched on each tool|