--- product_id: 167451074 title: "200 Pcs Wire Thread Inserts kit 304 Stainless Steel Metric M3 M4 M5 M6 M8 M10 M12 Helicoil Kit Wire Screw Sleeve Thread Repair Kit" brand: "rustark" price: "€ 33.99" currency: EUR in_stock: true category: "Rustark" url: https://www.desertcart.pt/products/167451074-200-pcs-wire-thread-inserts-kit-304-stainless-steel-metric store_origin: PT region: Portugal --- # 7 metric sizes, 200 pcs total Locking design for vibration-proof strength 304 stainless steel, rust & corrosion resistant 200 Pcs Wire Thread Inserts kit 304 Stainless Steel Metric M3 M4 M5 M6 M8 M10 M12 Helicoil Kit Wire Screw Sleeve Thread Repair Kit **Brand:** rustark **Price:** € 33.99 **Availability:** ✅ In Stock ## Summary > 🔧 Fix it once, fix it right — the ultimate thread repair kit for pros! ## Quick Answers - **What is this?** 200 Pcs Wire Thread Inserts kit 304 Stainless Steel Metric M3 M4 M5 M6 M8 M10 M12 Helicoil Kit Wire Screw Sleeve Thread Repair Kit by rustark - **How much does it cost?** € 33.99 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/167451074-200-pcs-wire-thread-inserts-kit-304-stainless-steel-metric) ## Best For - rustark enthusiasts ## Why This Product - Trusted rustark brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Complete Metric Range:** From M3 to M12, 7 sizes sorted for precision repairs - • **Organized & Ready-to-Use:** Compact plastic case with size-separated grids for quick access - • **Versatile Industrial Use:** Trusted in aviation, automotive, electronics, and more - • **Premium 304 Stainless Steel:** Durable, rust-proof, and built to last in demanding environments - • **Vibration-Resistant Locking:** Secure screw connections that won’t loosen under stress ## Overview The Rustark 200 Pcs Wire Thread Inserts Kit offers a comprehensive set of 7 metric sizes (M3 to M12) made from high-grade 304 stainless steel. Designed for durability and corrosion resistance, these helicoil inserts feature a locking design that ensures vibration-proof, stable screw connections. Perfect for professional-grade repairs across industries like aviation, automotive, and electronics, this kit comes neatly organized in a plastic case for efficient workflow and long-lasting performance. ## Description Rustark 200 Pcs Wire Thread Inserts kit 304 Stainless Steel Metric M3 M4 M5 M6 M8 M10 M12 Helicoil Type Wire Screw Sleeve Thread Repair Kit ★Product Specification:Name: Wire Screw Sleeve Material: 304 Stainless SteelSize: M3 M4 M5 M6 M8 M10 M12Quantity: 200 pcsMain Function: Screw Repair ★Product Feature:＊Locking Design: locking the the screw into the threaded hole,avoiding sliding wire, improving strength and stability of screws connection.＊Low Abrasion: High hardness,it has little wear and tear in connection with screw. Long service time, Reusable.＊Rust Resistance: Made of 304 stainless steel. Anti-oxidation layer is formed on the surface. Rust-proof and Anti-corrosion.＊Anti-loose: With certain elastic and even load,eliminate the screw and screw hole deviation between the pitch and tooth type and absorb vibration. ＊Easy to use: The damaged screw holes shall be put into the wire screw sleeve without increasing the diameter of the screw hole.★Package Including:M3 x 0.5 x 2D --------------- 50pcsM4 x 0.7 x 2D --------------- 40pcsM5 x 0.8 x 2D --------------- 30pcsM6 x 1 x 2D ----------------- 30pcsM8 x 1.25 x 2D -------------- 20pcsM10 x 1.5 x2D -------------- 20pcsM12 x 1.75 x 2D ------------ 10pcsTotally 200 piece♥ if you have any problems, pls feel free contact us. ## Features - 👍【7 Size Assorted Helicoil kit】The kit contains 7 kinds of size: M3（50pcs, M4(40pcs), M5(30pcs), M6(30pcs), M8(20pcs), M10(20pcs), M12(10pcs). Totally 200 piece. Package into a plastic grids case and each size sorted a grid separately. - 👍【304 Stainless Steel】Made of 304 stainless steel, hardness, rust-resistance and anti-corrosion. Not easy to slick, deep thread, no deformation, smooth thread, high precision. High hardness and low abrasion. - 👍【Strong Connection 】With certain elastic and even load so that it is resistant to vibration. locking-design allows it lock the the screw into the threaded hole,avoiding sliding wire. Greatly improve strength and stability of screws connection. - 👍【Widely Application】Widely used in aviation, automobiles, steam turbines, electronic communications, computers, lamps, molds, mechanical equipment, radiators, and semiconductor equipment. - 👍【Reliable After-sale Service】We offer you reliable after-sales service. If you have any questions about our products or any problems with your packages, please feel free to contact us. We will reply you within 24 hours and we will try our best to solve the problems until you are satisfied. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07Y37TQG1 | | Best Sellers Rank | #511,827 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #97 in Thread Locking Inserts | | Brand | Rustark | | Color | Assorted | | Compatible Groove Diameter | 10 Millimeters | | Customer Reviews | 4.4 4.4 out of 5 stars (125) | | Exterior Finish | Stainless Steel | | Fastener Type | Insert | | Finish Types | Stainless Steel | | Grade Rating | Industrial | | Inside Thread Size | M3, M4, M5, M6, M8, M10, M12 | | Item Diameter | 6 Millimeters | | Manufacturer | Rustark | | Material Type | Stainless Steel | | Metal Type | Stainless Steel | | Model | R-YT200 | | Number Of Items | 200 | | Number of Pieces | 200 | | Part Number | R-YT200 | | Screw Head Style | Flat | | Set Name | Wire Thread Inserts Kit (200 Piece) | | Thread Class | Fine | | Thread Size | m6 | | Thread Type | Unified National Coarse | ## Product Details - **Color:** Assorted - **Exterior Finish:** Stainless Steel - **Fastener Type:** Insert - **Material:** Stainless Steel - **Thread Size:** m6 ## Images ![200 Pcs Wire Thread Inserts kit 304 Stainless Steel Metric M3 M4 M5 M6 M8 M10 M12 Helicoil Kit Wire Screw Sleeve Thread Repair Kit - Image 1](https://m.media-amazon.com/images/I/71mMh1VMpOL.jpg) ![200 Pcs Wire Thread Inserts kit 304 Stainless Steel Metric M3 M4 M5 M6 M8 M10 M12 Helicoil Kit Wire Screw Sleeve Thread Repair Kit - Image 2](https://m.media-amazon.com/images/I/61VtNjjPJ6L.jpg) ![200 Pcs Wire Thread Inserts kit 304 Stainless Steel Metric M3 M4 M5 M6 M8 M10 M12 Helicoil Kit Wire Screw Sleeve Thread Repair Kit - Image 3](https://m.media-amazon.com/images/I/71DKuSWxPSL.jpg) ![200 Pcs Wire Thread Inserts kit 304 Stainless Steel Metric M3 M4 M5 M6 M8 M10 M12 Helicoil Kit Wire Screw Sleeve Thread Repair Kit - Image 4](https://m.media-amazon.com/images/I/71+KmTQ0P8L.jpg) ![200 Pcs Wire Thread Inserts kit 304 Stainless Steel Metric M3 M4 M5 M6 M8 M10 M12 Helicoil Kit Wire Screw Sleeve Thread Repair Kit - Image 5](https://m.media-amazon.com/images/I/71SNqZEjFRL.jpg) ## Frequently Bought Together - Rustark 200 Pcs Wire Thread Inserts kit 304 Stainless Steel Metric M3 M4 M5 M6 M8 M10 M12 Helicoil Kit Wire Screw Sleeve Thread Repair Kit - AKM 338Pc Thread Repair Kit, HSS Drill Helicoil Repair Kit SAE&Metric，1/4" 5/16" 3/8" 7/16" 1/2" M5 M6 M8 M10 M12 Kit with Thread Gauge --- ## 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.pt/products/167451074-200-pcs-wire-thread-inserts-kit-304-stainless-steel-metric](https://www.desertcart.pt/products/167451074-200-pcs-wire-thread-inserts-kit-304-stainless-steel-metric) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-08-30*