This Lisle Bolt Extractor Set is the perfect tool for any mechanic or DIYer. It includes 6 extractors, ranging in size from 1/8" to 9/16", to tackle any job. The hardened steel construction ensures durability and strength, so you can remove even the most stubborn bolts and screws. The reverse spiral flutes provide maximum gripping power, and the hex shank design makes it easy to use with any power drill. This set also comes with a handy storage case for easy access and organization. Get the job done fast and easy with the Lisle Bolt Extractor Set.