{"product_id":"mayhew-pro-37331-screw-extractor-set-4-piece-tough-screw-removal","title":"Mayhew Pro 37331 Screw Extractor Set, 4-Piece - Tough Screw Removal","description":"\u003cp\u003eIn this review of the Mayhew Pro 37331 Screw Extractor Set, 4-Piece, the bottom line is simple: this is a practical kit for mechanics and DIYers who need to remove broken or seized screws without replacing surrounding hardware. The set's hardened steel edges and fluted cutting teeth are built to bite into damaged screw shafts, and the black oxide finish adds rust protection for workshop use. For anyone who regularly wrestles with stripped fasteners or occasional seized screws, this set offers a straightforward, purpose-built solution.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardened steel edges:\u003c\/strong\u003e The hardened cutting edges give reliable bite into damaged screw shafts so extractors can grip and remove the fastener.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFluted cutting design:\u003c\/strong\u003e Fluted edges are designed to cut into the screw to create purchase, making removal easier than slotted or tapered designs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour sizes included:\u003c\/strong\u003e The set includes four extractor sizes to cover a range of screw diameters and damaged fasteners commonly encountered in repairs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBlack oxide finish:\u003c\/strong\u003e The black oxide coating helps resist rust and corrosion for longer life in a shop environment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in the USA:\u003c\/strong\u003e Manufactured domestically, the set is engineered for specialty applications where fewer tools succeed.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe Mayhew Pro 37331 is aimed at automotive technicians, small engine mechanics, and home DIYers who need a compact, reliable extractor kit for occasional or frequent removal of broken screws, including spark plug studs and other seized fasteners. Its selection of sizes covers many common repair scenarios where access is limited and a simple extractor is preferable to drilling out a fastener.\u003c\/p\u003e\n\u003cp\u003eUsers who regularly work on very small metric fasteners or need flexibility for unusual thread types should be cautious; some customers report variable results on small M6-size bolts and extreme cases may require specialized extractors or heat and drilling techniques beyond this set's scope.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDurable, hardened edges provide aggressive cutting and good initial purchase on damaged screws.\u003c\/li\u003e\n\u003cli\u003eIncludes four sizes, increasing the chance of a proper fit without buying singles.\u003c\/li\u003e\n\u003cli\u003eBlack oxide finish helps prevent rust when stored in a toolbox or used in damp environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSome users report mixed durability on very small bolts, with occasional breakage under extreme torque.\u003c\/li\u003e\n\u003cli\u003eNot a universal solution for every seized fastener - stubborn or heavily corroded screws may still require drilling or professional removal.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eMayhew Pro 37331 Screw Extractor Set, 4-Piece\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded extractors\u003c\/td\u003e\n\u003ctd\u003e#36966 D15\/32 in S3\/4 in; #36967 D9\/16 in S7\/8 in; #36968 D21\/32 in S1-1\/8 in; #36969 D13\/16 in S1-3\/8 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eHardened steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eBlack oxide for rust protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary use\u003c\/td\u003e\n\u003ctd\u003eRemoving broken or seized screws\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eMade in the USA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Mayhew Pro 37331 is a sensible value for anyone who needs a small, targeted extractor set that handles most common seized or broken screws. It combines hardened cutting edges, a practical range of sizes, and a protective finish to perform well in workshop conditions; those who work on very small metric fasteners or face heavily corroded studs should be prepared to supplement it with drilling tools or specialty extractors.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this set remove broken spark plugs?\u003c\/strong\u003e\u003cbr\u003eYes, customers specifically note effectiveness on spark plug removal when the correct extractor size is used and access allows.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill the extractors rust in a toolbox?\u003c\/strong\u003e\u003cbr\u003eThe black oxide finish adds corrosion resistance, but routine storage in dry conditions is still recommended to preserve life.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre these suitable for very small metric bolts like M6?\u003c\/strong\u003e\u003cbr\u003eSome users report mixed results on very small bolts; extreme torque or brittle screws can cause breakage, so proceed carefully or use specialty tools for tiny fasteners.\u003c\/p\u003e","brand":"Mayhew","offers":[{"title":"Default Title","offer_id":48235093917915,"sku":"B008M23AWS","price":34.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71ndvKFnPSL._AC_SL1500.jpg?v=1770806753","url":"https:\/\/gearmusthave.com\/products\/mayhew-pro-37331-screw-extractor-set-4-piece-tough-screw-removal","provider":"GearMustHave","version":"1.0","type":"link"}