--- product_id: 807607960 title: "Brass Heat Set Knurled Threaded Inserts for 3D Printing & Plastic, Metric M2.5/M4/M5/M6, Fit Embed Nuts, Durable Brass Inserts for Prototyping & Repair (25, M6*5 * 8)" brand: "athnevy" price: "5024 Ft" currency: HUF in_stock: true category: "Athnevy" url: https://www.desertcart.hu/products/807607960-brass-heat-set-knurled-threaded-inserts-for-3d-printing-plastic store_origin: HU region: Hungary --- # Precision M4 x 0.7mm threads Knurled design for secure embedment Durable brass resists wear & heat Brass Heat Set Knurled Threaded Inserts for 3D Printing & Plastic, Metric M2.5/M4/M5/M6, Fit Embed Nuts, Durable Brass Inserts for Prototyping & Repair (25, M6*5 * 8) **Brand:** athnevy **Price:** 5024 Ft **Availability:** βœ… In Stock ## Summary > πŸ”© Elevate your 3D prints with brass precision that sticks around! ## Quick Answers - **What is this?** Brass Heat Set Knurled Threaded Inserts for 3D Printing & Plastic, Metric M2.5/M4/M5/M6, Fit Embed Nuts, Durable Brass Inserts for Prototyping & Repair (25, M6*5 * 8) by athnevy - **How much does it cost?** 5024 Ft with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hu](https://www.desertcart.hu/products/807607960-brass-heat-set-knurled-threaded-inserts-for-3d-printing-plastic) ## Best For - athnevy enthusiasts ## Why This Product - Trusted athnevy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Knurled Grip Locks It In:** Unique knurled outer surface bites into plastic, preventing rotation and pull-out under torque stress. - β€’ **Versatile Use Across Projects:** Ideal for 3D printing, electronics, robotics, and repairsβ€”upgrade your builds with professional-grade threaded inserts. - β€’ **Built to Last, Made to Perform:** Premium brass construction ensures unmatched hardness and corrosion resistance for long-lasting, reliable fastening. - β€’ **Effortless Heat-Set Installation:** Designed for quick, clean insertion using soldering irons or ultrasonic weldersβ€”no countersinking needed. - β€’ **Precision Threading for Perfect Fit:** Engineered with exact metric threads to guarantee smooth screw engagement and prevent stripping in your prototypes. ## Overview Athnevy Brass Heat Set Knurled Threaded Inserts deliver durable, corrosion-resistant metal threads for 3D printed and plastic parts. Featuring precision metric threading and a knurled outer design, these inserts install easily via heat or ultrasonic methods without countersinking. Perfect for makers, engineers, and repair pros seeking strong, reusable fasteners in prototypes, electronics, and robotics. ## Description These Athnevy M4 brass knurled insert nuts are designed for 3D printing, injection molding, and electronic assembly where durable and reusable threads are essential. Each insert is precisely machined from high-quality brass, ensuring superior hardness, wear resistance, and stable performance under heat. The knurled outer pattern and built-in guide tip allow smooth, accurate insertion into plastic without the need for counterboring. Whether you are a maker, engineer, or repair technician, these threaded inserts provide strong metal threads inside printed parts, improving the strength and lifespan of your assemblies. They can be installed using heat-set or ultrasonic methods, and are compatible with PLA, ABS, PETG, and nylon materials. Ideal for 3D printed enclosures, prototypes, drones, robotics, and circuit boards, these inserts create professional-quality results for both hobby and industrial use. Upgrade your projects with Athnevy brass heat-set inserts β€” reliable fastening made easy for every 3D printing application. ## Features - Durable Brass Construction – Built for Makers & Professionals. Made from premium brass for high hardness and wear resistance. Delivers excellent corrosion and heat resistance even under frequent heating cycles β€” perfect for 3D printing enthusiasts, DIY makers, and electronics repair professionals who need reliable threaded connections that last. - Precision Metric Threads – Smooth Fit, Strong Grip. M4 x 0.7mm internal threads are precisely machined for clean screw engagement and reduced stripping. Ensures tight, stable fastening in printed or molded parts, ideal for assembling enclosures, prototypes, and functional 3D models. - Knurled Outer Design – No Counterbore Needed, Firm Embedment. Unique guide tip allows easy alignment without pre-drilling countersinks. The knurled pattern bites into plastic securely during heat or ultrasonic insertion, preventing pull-out or rotation under torque stress. - Easy Heat-Set or Ultrasonic Installation – Designed for 3D Printing & Injection Molding. Simply insert using a soldering iron or ultrasonic welder β€” the brass heats and bonds firmly to PLA, ABS, or nylon. Also compatible with injection molding processes for industrial users. Enables seamless integration into 3D printed prototypes or production parts. - Multi-Use Fastening Solution – Perfect for 3D Printers, Electronics & Robotics. Widely used in 3D printed enclosures, drones, PCBs, and small machines. Provides a professional finish and reusable threads for repeated assembly β€” ideal for engineers, makers, and repair technicians who demand precision and durability. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0FX9XLL6J | | Best Sellers Rank | #748,192 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1,100 in Nut Inserts | | Brand | Athnevy | | Date First Available | October 22, 2025 | | Exterior Finish | Brass | | Fastener Type | Knurled | | Item Weight | 0.705 ounces | | Item dimensions L x W x H | 0.31 x 0.2 x 0.2 inches | | Manufacturer | ATHNEVY | | Material | Brass | | Metal Type | Brass | | Product Dimensions | 0.31 x 0.2 x 0.2 inches | | Size | M6*5*8 | | Thread Coverage | Fully Threaded | | Thread Size | M2.5 | | Thread Style | Right Hand | ## Product Details - **Exterior Finish:** Brass - **Fastener Type:** Knurled - **Material:** Brass - **Metal Type:** Brass - **Thread Size:** M2.5 ## Images ![Brass Heat Set Knurled Threaded Inserts for 3D Printing & Plastic, Metric M2.5/M4/M5/M6, Fit Embed Nuts, Durable Brass Inserts for Prototyping & Repair (25, M6*5 * 8) - Image 1](https://m.media-amazon.com/images/I/81yPcWh4eQL.jpg) ![Brass Heat Set Knurled Threaded Inserts for 3D Printing & Plastic, Metric M2.5/M4/M5/M6, Fit Embed Nuts, Durable Brass Inserts for Prototyping & Repair (25, M6*5 * 8) - Image 2](https://m.media-amazon.com/images/I/61QTAAiKRkL.jpg) ![Brass Heat Set Knurled Threaded Inserts for 3D Printing & Plastic, Metric M2.5/M4/M5/M6, Fit Embed Nuts, Durable Brass Inserts for Prototyping & Repair (25, M6*5 * 8) - Image 3](https://m.media-amazon.com/images/I/71EwXn5NohL.jpg) ![Brass Heat Set Knurled Threaded Inserts for 3D Printing & Plastic, Metric M2.5/M4/M5/M6, Fit Embed Nuts, Durable Brass Inserts for Prototyping & Repair (25, M6*5 * 8) - Image 4](https://m.media-amazon.com/images/I/81EZmqRNOtL.jpg) ![Brass Heat Set Knurled Threaded Inserts for 3D Printing & Plastic, Metric M2.5/M4/M5/M6, Fit Embed Nuts, Durable Brass Inserts for Prototyping & Repair (25, M6*5 * 8) - Image 5](https://m.media-amazon.com/images/I/716-HhfDXxL.jpg) ## Available Options This product comes in different **Size, Number Of Items** options. --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.hu/products/807607960-brass-heat-set-knurled-threaded-inserts-for-3d-printing-plastic](https://www.desertcart.hu/products/807607960-brass-heat-set-knurled-threaded-inserts-for-3d-printing-plastic) --- *Product available on Desertcart Hungary* *Store origin: HU* *Last updated: 2026-05-25*