--- product_id: 68987653 title: "FreeTec 131pcs Helicoil Thread Repair Kit, M5 M6 M8 M10 M12 Metric Helicoil Kit, Heli Coil Threads Repair Set with HSS Drills Taps Thread Inserts, Rethreading Tool for Car Engine Cylinder Sump Repairs" price: "¥7734" currency: JPY in_stock: false reviews_count: 13 url: https://www.desertcart.jp/products/68987653-freetec-131pcs-helicoil-thread-repair-kit-m5-m6-m8-m10 store_origin: JP region: Japan --- # 5 metric thread sizes M5-M12 HSS drill & taps HRC 55-62 131pcs all-in-one kit FreeTec 131pcs Helicoil Thread Repair Kit, M5 M6 M8 M10 M12 Metric Helicoil Kit, Heli Coil Threads Repair Set with HSS Drills Taps Thread Inserts, Rethreading Tool for Car Engine Cylinder Sump Repairs **Price:** ¥7734 **Availability:** ❌ Out of Stock ## Summary > 🔧 Fix it like a pro — thread repair mastery in one sleek kit! ## Quick Answers - **What is this?** FreeTec 131pcs Helicoil Thread Repair Kit, M5 M6 M8 M10 M12 Metric Helicoil Kit, Heli Coil Threads Repair Set with HSS Drills Taps Thread Inserts, Rethreading Tool for Car Engine Cylinder Sump Repairs - **How much does it cost?** ¥7734 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/68987653-freetec-131pcs-helicoil-thread-repair-kit-m5-m6-m8-m10) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Complete Thread Repair Arsenal:** 131 precision components covering M5 to M12 threads for every repair challenge. - • **Effortless Precision Operation:** 135° apex twist drills and ergonomic rubber grips make restoration quick and fatigue-free. - • **Compact & Organized Portability:** Durable storage case keeps your toolkit ready for on-the-go fixes and professional jobs. - • **Unmatched Durability & Strength:** Heat-treated HSS tools and 304 stainless steel inserts engineered to outlast and outperform. - • **Versatile Material Compatibility:** Restore threads in aluminum, steel, bronze, composites, and more — perfect for automotive and industrial use. ## Overview The FreeTec 131pcs Helicoil Thread Repair Kit is a comprehensive, professional-grade solution designed for restoring stripped or damaged threads across five metric sizes (M5 to M12). Featuring heat-treated high-speed steel drills and taps with hardness ratings of HRC 55-62, plus durable 304 stainless steel inserts, this kit ensures long-lasting repairs on aluminum, steel, and other materials. Its ergonomic design and organized case make it ideal for automotive engine, sump repairs, and general maintenance, delivering precision and efficiency in every use. ## Description Buy FreeTec 131pcs Helicoil Thread Repair Kit, M5 M6 M8 M10 M12 Metric Helicoil Kit, Heli Coil Threads Repair Set with HSS Drills Taps Thread Inserts, Rethreading Tool for Car Engine Cylinder Sump Repairs at desertcart UK. Free delivery on eligible orders. Review: Usability - Extremely tough and extremely good quality. Perfect for what it's needed for. They are easy to use and are very effective at what they are used for. Review: Good quality, affordable price - If you looking for thread repair tools I assume you already having "great time". This set is cheap and will help you out with your problem, easy to use and should last for some time. What else I can say? Maybe good luck ## Features - 【Comprehensive Metric Kit】The 131pcs helicoil kit includes all the essential tools you need for thread repair, from wire thread inserts (helicoils), thread taps, twist drill bits, installation, and tang breakoff tools. Thread Inserts Heli Coil Size: M5x 0.8x 6.7mm, M6x 1.0x 8.0mm, M8x 1.25x 10.8mm, M10x 1.5x 13.5mm, M12x 1.75x 16.3mm. - 【High Quality & Durability】Rethreading tools of the thread repair kit are built for superior strength and longevity. Heat-treated high-speed steel (HSS) drill bits and taps ensures a high hardness (HRC 55-62) to cut through tough materials. High-strength 304 stainless steel thread inserts provide excellent durability and creating a stronger thread to withstand higher torque, especially for aluminium and other softer metals. - 【Effortless Operation】The heli coil kit features 135°apex angle twist drills that reduce cutting pressure, and installation tools with rubber-coated grips for a comfortable, secure hold. The straightforward process—drill, tap, insert, and break the tang—makes thread restoration quick and hassle-free. - 【Wide Applications】This versatile heli coil thread repair kit effectively restores stripped or worn threads in a diverse range of materials, including aluminum, iron, carbon steel, bronze, magnesium, composites, and polymers. Particularly ideal for automotive engine and sump repairs, plumbing, and general equipment maintenance. - 【Convenient Storage】The entire helicoil thread repair kit comes in a durable, portable storage case to keep all sizes of components neatly organized and protected, ensuring ultimate portability and hassle-free efficiency on the job. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B074V3CNWZ | | Best Sellers Rank | 103,751 in Automotive ( See Top 100 in Automotive ) 167 in Thread Repair Kits | | Brand | FreeTec | | Customer Reviews | 4.6 4.6 out of 5 stars (645) | | Date First Available | 13 Nov. 2017 | | Guaranteed software updates until | unknown | | Item Weight | 1.86 kg | | Item model number | FT0050 | | Manufacturer | freebirdtrading | | Manufacturer part number | FK0236 | | Model | Helicoil Thread Repair Kit | | Product Dimensions | 38 x 4 x 19 cm; 1.86 kg | ## Images ![FreeTec 131pcs Helicoil Thread Repair Kit, M5 M6 M8 M10 M12 Metric Helicoil Kit, Heli Coil Threads Repair Set with HSS Drills Taps Thread Inserts, Rethreading Tool for Car Engine Cylinder Sump Repairs - Image 1](https://m.media-amazon.com/images/I/71hQUmjK3CL.jpg) ![FreeTec 131pcs Helicoil Thread Repair Kit, M5 M6 M8 M10 M12 Metric Helicoil Kit, Heli Coil Threads Repair Set with HSS Drills Taps Thread Inserts, Rethreading Tool for Car Engine Cylinder Sump Repairs - Image 2](https://m.media-amazon.com/images/I/71miJZqnqZL.jpg) ![FreeTec 131pcs Helicoil Thread Repair Kit, M5 M6 M8 M10 M12 Metric Helicoil Kit, Heli Coil Threads Repair Set with HSS Drills Taps Thread Inserts, Rethreading Tool for Car Engine Cylinder Sump Repairs - Image 3](https://m.media-amazon.com/images/I/81lQFshCWLL.jpg) ![FreeTec 131pcs Helicoil Thread Repair Kit, M5 M6 M8 M10 M12 Metric Helicoil Kit, Heli Coil Threads Repair Set with HSS Drills Taps Thread Inserts, Rethreading Tool for Car Engine Cylinder Sump Repairs - Image 4](https://m.media-amazon.com/images/I/713NplktAPL.jpg) ![FreeTec 131pcs Helicoil Thread Repair Kit, M5 M6 M8 M10 M12 Metric Helicoil Kit, Heli Coil Threads Repair Set with HSS Drills Taps Thread Inserts, Rethreading Tool for Car Engine Cylinder Sump Repairs - Image 5](https://m.media-amazon.com/images/I/61-YEZcDoDL.jpg) ## Questions & Answers **Q: Will this work on a 2 stroke small bore cylinder head that has a stripped hole for spark plug ??** A: The M12 should be the correct size. The kit instructions specifically talk about sparkplug hole repairs. Not done one yet but expect it to work. Mike **Q: Will this work on a bike crank / pedal ?** A: Yes it should do as i repaired a thred on my band saw ## Customer Reviews ### ⭐⭐⭐⭐⭐ Usability *by S***E on 3 September 2025* Extremely tough and extremely good quality. Perfect for what it's needed for. They are easy to use and are very effective at what they are used for. ### ⭐⭐⭐⭐⭐ Good quality, affordable price *by S***R on 31 January 2025* If you looking for thread repair tools I assume you already having "great time". This set is cheap and will help you out with your problem, easy to use and should last for some time. What else I can say? Maybe good luck ### ⭐⭐⭐⭐⭐ Good quality *by A***R on 28 September 2025* Covers most sizes easy to use and good quality ## Frequently Bought Together - FreeTec 131 Piece Helicoil Type Thread Repair Kit M5 M6 M8 M10 M12 Thread Repair Kit - Thread Repair Insert Kit, 60pcs Stainless Steel Thread Repair Insert Kit M3 M4 M5 M6 M8 M10 M12 Helicoil Type --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/68987653-freetec-131pcs-helicoil-thread-repair-kit-m5-m6-m8-m10](https://www.desertcart.jp/products/68987653-freetec-131pcs-helicoil-thread-repair-kit-m5-m6-m8-m10) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-24*