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.
Set includes plastic case

Set includes Spiral Flute Screw Extractors in sizes: EX-1, EX-2, EX-3, EX-4, EX-5, EX-6, Multi Spline Extractors in sizes: 1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 3/8", 13/32", 7/16, 15/32, 1/2" and Drill Bits in sizes: 5/64", 7/64", 1/8", 5/32", 3/16", 7/32", 1/4", 9/32", 19/64", 5/16", 11/32", 3/8", 13/32", 7/16", 15/32", 1/2"