--- product_id: 601553049 title: "400Pcs Threaded Inserts, M2 M2.5 M3 M4 M5 M6 Female Thread Metric Knurled Nuts Assortment Kit, Brass Heat Set Insert for Plastic and 3D Printing Components" brand: "ktehloy" price: "₹ 6868" currency: INR in_stock: true reviews_count: 5 category: "Ktehloy" url: https://www.desertcart.in/products/601553049-400pcs-threaded-inserts-m2-m2-5-m3-m4-m5-m6 store_origin: IN region: India --- # 400-piece organized kit Withstands 300°C+ heat Precision 45° knurling grip 400Pcs Threaded Inserts, M2 M2.5 M3 M4 M5 M6 Female Thread Metric Knurled Nuts Assortment Kit, Brass Heat Set Insert for Plastic and 3D Printing Components **Brand:** ktehloy **Price:** ₹ 6868 **Availability:** ✅ In Stock ## Summary > 🔩 Upgrade your build game with brass inserts that mean business! ## Quick Answers - **What is this?** 400Pcs Threaded Inserts, M2 M2.5 M3 M4 M5 M6 Female Thread Metric Knurled Nuts Assortment Kit, Brass Heat Set Insert for Plastic and 3D Printing Components by ktehloy - **How much does it cost?** ₹ 6868 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.in](https://www.desertcart.in/products/601553049-400pcs-threaded-inserts-m2-m2-5-m3-m4-m5-m6) ## Best For - ktehloy enthusiasts ## Why This Product - Trusted ktehloy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Universal Compatibility:** Perfect for all thermoplastics including PLA, ABS, PETG, and more—ideal for 3D printing, electronics, and automotive plastics. - • **Heat-Resistant Brass Power:** Endures extreme temperatures up to 572°F for flawless plastic and 3D print integration. - • **Organized Efficiency Boost:** Comes in a reinforced, compartmentalized box with labeled sections to keep your workflow seamless and mess-free. - • **Plug-and-Play Installation:** Easily heat-set or ultrasonic install with common tools—no countersinking needed, saving you time and hassle. - • **Precision Threading for Rock-Solid Hold:** Engineered with clear, high-precision threads and 45° knurling to prevent slippage and maximize torque resistance. ## Overview The Ktehloy 400-piece brass threaded insert kit offers industrial-grade durability and heat resistance, precision-engineered threads with enhanced torque grip, and versatile compatibility with all major thermoplastics. Designed for easy heat-set or ultrasonic installation, this kit is a must-have for professionals seeking reliable, high-performance fastening solutions in 3D printing, electronics, and plastic assembly. ## Description Ktehloy 400Pcs Threaded Inserts, M2 M2.5 M3 M4 M5 M6 Female Thread Metric Knurled Nuts Assortment Kit, Brass Heat Set Insert for Plastic and 3D Printing Components Review: Great inserts. Smooth threads. Review: Great assortment in one kit ## Features - 【High-Quality Threaded Inserts】- Crafted from top-tier brass materials, these threaded inserts boast outstanding thermal conductivity, corrosion resistance, and durability. They exhibit remarkable resistance against breakage and deformation. Withstanding temperatures exceeding 300°C / 572°F, they easily endure the harsh heat generated during plastic thermal shaping processes. - 【Precision Craftsmanship】- High-precision and clear threading ensures stability and reliability, preventing thread slippage during rotation. The 45-degree angled knurling significantly enhances torque resistance and tensile strength, ensuring a stronger fastening. The embedded nuts feature guiding elements, eliminating the need for countersinking or recessing, making your work more convenient and efficient. - 【Easy to Use】- Brass threaded inserts can be installed into components of a 3D printer through heating or ultrasonic methods, or molded during the injection process. They are also suitable for circuit board assembly and the electronics field. With a common soldering iron, you can easily place them into the holes of 3D prints. - 【Wide Application】 - These inserts are designed for use with all thermoplastics, including materials like PLA, PETG, ABS, PPS, PP, and others. Whether installing them in 3D printed objects, injection-molded plastic parts, automotive plastic casings, or laptop shells, these inserts offer reliable and durable solutions. - 【Convenient Use and Storage】- Stored in reinforced compartmentalized boxes, all components are segregated to prevent mixing during transportation. Corresponding labels and compartments for the threaded inserts help you quickly find the desired type, significantly boosting your work efficiency. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CLKDPN65 | | Best Sellers Rank | 420,211 in DIY & Tools ( See Top 100 in DIY & Tools ) 529 in Nut Inserts | | Brand | Ktehloy | | Brand Name | Ktehloy | | Customer Reviews | 4.8 out of 5 stars 540 Reviews | | Drive Style | Spline | | Exterior Finish | Brass | | Exterior finish | Brass | | Fastener Type | Insert, Knurled | | Fastener type | Insert , Knurled | | Finish Types | Unfinished | | Finish type | Unfinished | | Grade Rating | Industrial | | Inside Thread Size | M2, M2.5, M3, M4, M5, M6 | | Item Dimensions | 17.4 x 9.8 x 1.7 centimetres | | Manufacturer | Ktehloy | | Manufacturer Part Number | ket-1 | | Material | Brass | | Material Type | Brass | | Metal | Brass | | Metal type | Brass | | Model Number | Threaded Inserts Kit (400Pcs) | | Number of Pieces | 400 | | Size | M2 M2.5 M3 M4 M5 M6 | | Thread Coverage | Fully Threaded | | Thread Style | Right Hand | | Thread Type | ISO Metric | | UPC | 726929215744 | ## Product Details - **Brand:** Ktehloy - **Exterior finish:** Brass - **Fastener type:** Insert, Knurled - **Finish type:** Unfinished - **Inside-thread size:** M2, M2.5, M3, M4, M5, M6 - **Item dimensions L x W x H:** 17.4 x 9.8 x 1.7 centimetres - **Material:** Brass - **Metal type:** Brass - **Thread style:** Right Hand - **Thread type:** ISO Metric ## Images ![400Pcs Threaded Inserts, M2 M2.5 M3 M4 M5 M6 Female Thread Metric Knurled Nuts Assortment Kit, Brass Heat Set Insert for Plastic and 3D Printing Components - Image 1](https://m.media-amazon.com/images/I/91HQ1Owy3rL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great inserts. Smooth threads. *by N***. on 28 October 2025* ### ⭐⭐⭐⭐⭐ Great assortment in one kit *by C***G on 8 November 2025* ### ⭐⭐⭐⭐⭐ Awesome inserts *by A***R on 22 December 2025* ## Frequently Bought Together - Ktehloy 400Pcs Threaded Inserts, M2 M2.5 M3 M4 M5 M6 Female Thread Metric Knurled Nuts Assortment Kit, Brass Heat Set Insert for Plastic and 3D Printing Components - Kadrick Metric Screw Assortment, 2000PCS Metric Bolt Assortment Kit M2 M3 M4 M5 Machine Screws with Lock & Flat Washers, Grade 10.9 Alloy Steel Hex Socket Button Head Black Screws Nuts and Bolts Kit - 3DZWMAN Vertical Heat Pressing Machine,Heat Set Insert Tool,Brass Inserts 3D Printing,Heat Set Insert tip for Thread Knurled Nut M2/M3/M4/M5/M6(1/4)/M8 --- ## 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.in/products/601553049-400pcs-threaded-inserts-m2-m2-5-m3-m4-m5-m6](https://www.desertcart.in/products/601553049-400pcs-threaded-inserts-m2-m2-5-m3-m4-m5-m6) --- *Product available on Desertcart India* *Store origin: IN* *Last updated: 2026-04-26*