Spiral screw extractor: A spiral screw extractor removes screws or bolts by fitting them into a hole that’s been drilled into the fastener’s head with a drill bit. The threads typically have a spiral pattern that becomes tighter with force. These threads bite into the bolt head as the user turns the socket counterclockwise using a socket wrench. Bolt extractor: A bolt extractor looks similar to a standard socket head except for the spiral threads inside it. Read on to learn more about each type and crucial factors, including gripping power and the material one should consider when choosing the best screw extractor. Screw extractors come in different types to suit different damaged fasteners. Photo: What to Consider When Choosing the Best Screw Extractor SMALL BOLTS & SCREWS PICK: Alden 4507P Grabit Micro Broken Bolt Extractor. LARGE BOLTS & SCREWS PICK: Neiko Multi-Spline Screw and Bolt Extractor Set. BEST FOR BOLTS: ENTAI Damaged Stripped Bolt & Nut Extractor Set. BEST EXTRACTOR PLIERS: VAMPLIERS, Screw Extraction Pliers. BEST BANG FOR THE BUCK: Alden 8440P Grabit Pro Bolt and Screw Extractor Kit. RUNNER-UP: Topec 35-Piece Screw Extractor and Drill Bit Set. BEST OVERALL: Werkzeug Damaged Screw Extractor Set. This guide goes deep by identifying the important factors to consider when shopping for the best screw extractor while reviewing some of the top models on the market. There are many types and brands of screw extractors on the market, but few have the mettle to do the job properly. 
These handy devices consist of a drill bit that grinds a hole into the head of a screw and a threaded extractor that bites into this hole, gripping the screw so that the user can remove it with a drill or ratchet. A good screw extractor can make quick work of damaged screws.
The good news is that there is a solution to this frustrating issue: a screw extractor. This frustrating issue can leave one digging through their collection of tools in vain, searching for a way to remove the offending fastener.
Few things can bring a building project or repair effort to a grinding halt like a stripped screw or bolt.
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