{"product_id":"bilitools-m10x1-25-thread-repair-kit-304-stainless-inserts-hss-drill-tap","title":"BILITOOLS M10x1.25 Thread Repair Kit — 304 Stainless Inserts, HSS Drill \u0026 Tap","description":"\u003cp\u003e\u003cstrong\u003eBILITOOLS M10x1.25 Thread Repair Kit is a complete HSS Helicoil-style set designed to restore and strengthen stripped M10x1.25 internal threads quickly and reliably.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhen a bolt hole is damaged, re-tapping alone often fails in softer metals — the BILITOOLS kit provides everything needed to remove the damaged thread and install a stainless steel insert that restores factory-size threads with improved durability. The kit includes high-speed steel drill and tap, 304 stainless inserts, an insertion tool, break-off tool, and a compact iron case so you have organized, portable equipment on the job.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this kit repair stripped M10x1.25 threads?\u003c\/h3\u003e\n\u003cp\u003eThe kit drills out the damaged thread to a controlled oversize, taps a new pilot for the stainless insert, and seats the insert to recreate standard M10x1.25 female threads. The break-off tool finishes the insert to the correct length so bolts seat securely.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHSS drill sized for precise material removal.\u003c\/li\u003e\n  \u003cli\u003eMatching tap to cut the insert pilot thread.\u003c\/li\u003e\n  \u003cli\u003e304 stainless coil inserts form the new internal thread.\u003c\/li\u003e\n  \u003cli\u003eBreak pin tool trims insert tangs for a flush finish.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and applications is this suitable for?\u003c\/h3\u003e\n\u003cp\u003eThis thread repair set is engineered for use across a wide range of substrates, including steel, aluminum, composites and many polymers. It’s commonly used in automotive engines, gearboxes, plumbing fittings and general machinery where restoring a reliable threaded connection is critical.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWorks on ferrous and non-ferrous metals as well as composites.\u003c\/li\u003e\n  \u003cli\u003eUseful for engine blocks, transmission housings and pipe flanges.\u003c\/li\u003e\n  \u003cli\u003e304 stainless inserts resist corrosion and increase torque capacity.\u003c\/li\u003e\n  \u003cli\u003eCompact case keeps tools together for mobile repairs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat tools are included and how are they organized?\u003c\/h3\u003e\n\u003cp\u003eThe kit bundles the essential sequence of tools needed for a Helicoil-style repair: drill, tap, multiple stainless inserts, insertion driver and break-off tool. All components are arranged inside a durable iron case so each piece stays labeled and easy to access during work.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHSS drill with 135° apex for efficient cutting.\u003c\/li\u003e\n  \u003cli\u003eCoordinated tap sized to accept the stainless inserts.\u003c\/li\u003e\n  \u003cli\u003eInstallation driver and break-off tool for clean seating.\u003c\/li\u003e\n  \u003cli\u003eIron case with molded layout for transport and storage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for?\u003c\/p\u003e\n\u003cp\u003eThis BILITOOLS M10x1.25 Thread Repair Kit is meant for professional mechanics, home garage hobbyists, and maintenance technicians who need a reliable, all-in-one solution to restore stripped M10x1.25 threads. If you work on vehicles, plumbing, or machinery and want a compact kit that provides reusable stainless inserts, precise HSS tools and a tidy storage case, this set covers routine and emergency thread repairs.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can this kit be used on aluminum engine blocks?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The kit’s HSS drill and 304 stainless inserts are suitable for aluminum and restore stronger internal threads.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How many inserts are included and what size?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The set contains multiple M10x1.25 stainless inserts sized for standard M10x1.25 thread restoration.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"BILITOOLS","offers":[{"title":"Default Title","offer_id":48086987145374,"sku":"B09WN2LGXG","price":30.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/bilitools-front-packaging-m10x1-25.jpg?v=1785912357","url":"https:\/\/northtrailauto.ca\/products\/bilitools-m10x1-25-thread-repair-kit-304-stainless-inserts-hss-drill-tap","provider":"North Trail Auto","version":"1.0","type":"link"}