Brass Inserts for Plastics of 2025
Best Choice1
3DZWMANVertical Heat Press Machine-Heat Set Insert Tool (Insertion Height 210mm) with Heat Set Tips M2-M8 add Brass Metric Knurled Nuts for Threaded Inserts for Plastic and 3D Printing Components
Main highlights- Tool: Equipped with detachable Tips, M2 M2.5 M3 M4 M5 M6 (1/4) M8, can quickly replace different models
- Structure: 90% of the components are made of aluminum, making the structure lighter and stronger. It supports hot insertion of models with a height ≤ 210mm, making it more widely used. (Similar products only have ≈ 100mm)
- It can be used fo including PLA, PETG, ABS, PPS, PP, and more, this Machine find applications in 3D printers, electrical molding machines, automotive plastic shells, and laptop molds Threaded Inserts
- If you have any questions, please feel free to contact us. We will provide the most satisfactory service.
- Electronics: 60W soldering iron supports input of 110V-230V, temperature range of 180 ℃ -500 ℃, supports free switching between Celsius and Fahrenheit degrees, and has fast heating speed.
9.9Exceptional
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Value for Money2
ZWMSSLLZWMSSLL #2-56#4-40#6-32#8-32#10-24 Threaded Inserts-548 Pieces Assortment Kit+8xSoldering Tips for Heat-Set Insert,Brass Knurled Nuts for 3D Printing Components and Plastic Parts
Main highlights- 【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.
- 【Precision Craftsmanship】- The 45-degree angled knurling significantly enhances torque resistance and tensile strength, ensuring a stronger fastening. High-precision and clear threading ensures stability and reliability, preventing thread slippage during rotation. The embedded nuts feature guiding elements, eliminating the need for countersinking or recessing, making your work more convenient and efficient.
- 【Practical Threaded Insert Box】- 548 pieces total 22 sizes with 8xSoldering Tips for Heat-Set Insert, containing 2#-56x1/8(60Pcs) 2#-56x3/16(60Pcs) 2#-56x1/4(60Pcs) 4#-40x1/8(40Pcs) 4#-40x5/32(40Pcs) 4#-40x3/16(20Pcs) 4#-40x7/32(20Pcs) 4#-40x1/4(20Pcs) 4#-40x9/32(20Pcs) 4#-40x5/16(20Pcs) 6#-32x3/16(20Pcs) 6#-32x1/4(20Pcs) 6#-32x5/16(20Pcs) 6#-32x1/2(10Pcs) 8#-32x1/4(20Pcs) 8#-32x5/16(20Pcs) 8#-32x3/8(20Pcs) 8#-32x7/16(10Pcs) 8#-32x1/2(10Pcs) 10#-32x9/32(10Pcs) 10#-32x3/8(10Pcs) 10#-32x1/2(10Pcs)
- 【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.
- 【Easy to Use】- With a common soldering iron, you can easily place them into a blind or through hole of 3D prints.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. The reusability of the insert nut is also possible by carefully removing them from the pressure part when they are no longer needed.
9.6Exceptional
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3
KtehloyKtehloy 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
Main highlights- 【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.
- 【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.
- 【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.
- 【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.
- 【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.
9.5Excellent
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4
Kadrick15% OffKadrick 520Pcs M2 M3 M4 M5 Threaded Inserts Assortment Kit for 3D Printing Components, Metric Brass Knurled Nuts, Insert by Heat into Plastic Parts
Main highlights- Suitable for 3D printing: Brass threaded inserts, which can be embedded into plastic materials using the heat from a soldering iron or ultrasound, are the optimal solution for adding threads in 3D printing.
- Secure fixation: Our brass threaded inserts are made of high-quality brass and undergo precision processing, ensuring excellent heat conduction and corrosion resistance. Through testing, we have found that compared to straight-threaded inserts, the knurled threaded inserts provide stronger gripping strength and can withstand high levels of tensile force.
- Common specifications: We have created this set of inserts using M2 M3 M4 M5 sizes based on the most commonly used specifications by 3D printing enthusiasts. The heights range from 3mm to 12mm. We hope you will like it.
- Clear labeling: Each specification has its own independent compartment in the plastic box, and we have attached labels with detailed annotations for key data, making it convenient to use.
- Brand guarantee: Kadrick specializes in the production and development of fasteners. Our products have undergone rigorous testing, so you can use them with confidence. Additionally, we provide a 24-month after-sales warranty service. If you have any questions, please feel free to contact us.
9.4Excellent
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5
QSJQSJ 300Pcs Threaded Inserts Set with Soldering Iron Tip Brass Heat Set Insert M2.5 M3 M4 Insert Nut for 3D Printed Plastic Materials
Main highlights- 【Versatile Application】: These inserts are designed for embedding in 3D printed components. Whether you're working on DIY projects, prototyping, or professional applications, our inserts will provide secure and reliable fastening solutions.
- 【High-Quality Material】: These heat set inserts are made from durable and corrosion-resistant brass. The sturdy construction ensures their reliability and longevity, making them suitable for various applications.
- 【Easy to Use】: Our set comes with 3 additional soldering iron tips in sizes M2.5, M3, and M4, allowing you to conveniently embed the inserts into your 3D printed parts.
- 【Comprehensive Set】: Our package includes a total of 300 threaded inserts, conveniently organized in a four-compartment case. With 140pcs M2.5x4x3.5, 84pcs M3x4x5, 60pcs M3x5.7x4.6, and 16pcs M4x8.1x6.3, you'll have a wide range of options to meet your needs.
- 【Compact Storage】: The four-compartment case is compact and lightweight, making it easy to store and carry. You can conveniently keep your inserts organized and accessible, ensuring efficiency and convenience in your projects.
9.3Excellent
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6
ELCJDZYOELCJDZYO 300Pcs Threaded Inserts M2 M2.5 M3 M4 M5 M6 Brass Heat Set Insert for Plastic and 3D Printing Components
Main highlights- Versatile compatibility: Including PLA, PETG, ABS, PPS, PP, etc., the threaded sleeve will be securely fixed once the plastic of the parts surrounding the brass sleeve cools and hardens.
- Stable and long-lasting:The threaded inserts are made of high-quality brass, ensuring optimal corrosion resistance and thermal conductivity. This means that each insert nut can be used for a long time and is easy to use. When the insert nut is no longer needed, just carefully remove it from the pressure part and the insert nut can be reused.
- Secure fixation: The opposite spiral knurled nuts provide balanced high-tightening torque to ensure a stable connection. Guiding and insertion have been greatly simplified.
- Perfect fit for your 3D printed parts: Use our threaded inserts to seamlessly retrofit your 3D printed components, easily embedding into blind or through holes using heat or ultrasound. It is the best solution for adding threads to 3D printing.
- Package includes: These threaded insert combination kits are available in 15 sizes, including different sizes of M2, M2.5, M3, M4, M5, M6. Each specification has its own separate compartment in the plastic box, and we have attached labels with detailed annotations of key data for easy storage and finding.
9.2Excellent
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7
INCLYINCLY 440PCS Threaded Insert Kit - M2 to M6 Brass Heat - Set Inserts for Plastic, 3D Printing, Wood - Ideal for Nuts, Screws, Bolts - Includes Soldering & Heat - Set Tips, Soldering Iron Adapter
Main highlights- 【Wide Applications】This threaded inserts can be embedded in a wide range of plastics, and a variety of sizes ensure that you can choose from different hole sizes and thread sizes. It is widely used in the fields of electronics, hardware, lighting, toys, bathrooms, furniture, medical, sports equipment and other industries.
- 【Product Introduction】The Incly threaded inserts assortment kit is a comprehensive set. It contains 440 pieces of M2, M2.5, M3, M4, M5, and M6 female - thread knurled nuts in 18 sizes, 1 piece of adapter and 6 soldering tips / heat - set insert tips. The update accessories are designed to enhance the installation process of the threaded inserts, allowing for more efficient and precise work on plastic and 3D - printed components. Also, a tweezers is provided for your convenience, ensuring easy handling of the small parts in the kit. This kit can meet all your needs for connecting numerous plastic components.
- 【Perfectly Fit】Soldering and Heat - Set Insert Tips precisely fit the inserts, ensuring smooth installation. The Soldering Iron Adapter, compatible with common soldering irons, simplifies work. These high - efficiency tips, made of top - notch, heat - and - corrosion - resistant materials, are lightweight and easy to handle. Their durability and hassle - free adapter installation save you time and money.
- 【High Quality Brass Material】Threaded inserts for plastic are made of high quality brass，which has excellent thermal conductivity, anti-oxidation , durability properties, and does not release harmful substances, ensuring ensuring that each nut inserts will last for a long time.
- 【Excellent Torque Resistance】The threaded inserts exterior has a high-precision and clear thread knurling design，after the copper insert is thermally injected into the plastic part, due to the embossing process on the outer diameter of the product, it forms a certain friction force and bite force with the product after forming, which can ensure a high tightening force, making your work more convenient and efficient.
- 【Easy to Use】Brass threaded inserts can be mounted into parts of 3D printers by heat set insert, ultrasonic.Another major use is to inject the product into some plastic parts, which can form an effective internal thread after installation.
8.9Very Good
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8
ruthexruthex 1/4" Short Threaded Inserts - 20 Pieces RX-1/4“-20x6.4 Brass Heat Set Insert for Plastic Parts - Inches knurled Nuts - Insert by Heat into 3D Printing Components
8.7Very Good
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9
ERHTERHT 3D Printing Brass Nuts Threaded Inserts M2 M2.5 M3 M4 M5 M6 Female Thread Metric Knurled Nuts Assortment Kit Brass Heat Set Insert for Plastic and 3D Components (430Pcs+Heat Set Insert)
Main highlights- 【Wide Application】 These m3 threaded insert nuts can be inserted into various plastics, such as PC, PA, PLA, ABS, PETG, etc. Suitable for installing on 3D printers, electrical molding machines, electrical injection molding, automotive or laptop molding plastic shells, etc.
- 【Thickened Storage Case】The nuts come in a portable clear box with corresponding sizes label. It is convenient for you to put away and store, which allow you to get the one you need quickly, improving your project efficiently.
- 【Multiple Standard Sizes】 In this kit, you will get 360pcs M2 M2.5 M3 M4 M5 M6 female knurled nuts in different lengths, total 15 sizes. Super large quantity and various sizes can meet your needs to install numerous 3D printing accessories.
- 【Heat Set Insert Tips Tool】 1 hot iron heating rod and 6 tips heat-set inserts M2 M2.5 M3 M4 M5 M6 M8. M2 and M2.5 share a common tip
- 【Great Performance】 Thanks to the outside oblique threads, it holds firmly in the pressure part and ensuring a high balanced tightening, once heated plastic around the brass sleeve nuts cools and hardens, the threaded nuts are firmly anchored
8.6Very Good
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10
PEUTIER170pcs Female Thread Knurled Nuts - 2-56, 4-40, 6-32, 8-32, 10-24 Brass 3D Printing Nuts for Plastic Injection Molding
Main highlights- Wide Application: These threaded inserts are perfect for injection molding, fastening or other projects. (these female thread knurled nuts doesn't require back-drill and counter-sink the hole)
- Premium Material: These threaded inserts are made of quality brass, sturdy and long-lasting, reliable material and well-made workmanship ensures their performance, you can use them for a long time without worry.
- Package Contents: You will receive 170 pieces of 2-56 4-40 6-32 8-32 10-24 female thread knurled nuts with durable plastic, they are individually packed in compartments to prevent mixing, more convenient for you to store and use.
- Multiple Sizes: There are 5 sizes to meet your different needs. With 2-56 4-40 6-32 8-32 10-24, these female thread knurled nuts, you can choose the size more conveniently.
- Installation: These brass knurled thread insert nuts can be installed by ultrasound or heat, or in the injection process. The brass is heat-resist with higher hardness and toughness than aluminum, ideal for 3D printing injection molding. Special thread design make it easier to operate.
8.4Good
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