Heat Set 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
HapricHapric 307 Threaded Inserts for Plastic Set, 300 M2-M6 Heat Set Insert with 7 M2-M6 Soldering Iron Tips, Brass Heat Set Insert Tool Metric Knurled Nuts Assortment Kit for Plastic and 3D Printing
Main highlights- Wide Range of Applications: Metric knurled nut combination sets can be embedded in a wide range of plastics. Whether you're reinforcing 3D printed parts or assembling plastic components, this soldering adapter is seamlessly compatible with soldering irons across a wide range of tips. They have good thermal conductivity. Can be more effectively used in 3D injection molding and notebook components, etc.
- Matching Heat-set Insert Tips: In addition to threaded inserts, we also have soldering tips that help set the threaded insert into the plastic by heating the tip without touching the sides of the part, increasing the strength of the part without causing the Sticking after injection molding and destroying the project.
- Easy to Use: The heat set insert set contains threaded inserts and heat set insert tips, corresponding sizes, and can be heated and embedded in plastics such as 3D printers by directly screwing the soldering iron tip and iron sleeve and inserts into the connection. It is very convenient and provides multiple sizes and quantities for easy replacement and multi-purpose use in life and work.
- Durable Brass Material: Thread inserts and soldering iron tips are made of brass, sturdy and durable, can be used indoors and outdoors without cracking, and can be used for a long time.
- Divided Boxes with Labels: These heat set insert tips set comes in a labeled divider box with all components clearly and orderly labeled on the inner and outer lids for easy storage and finding, avoiding parts clutter, And comes with bubble wrap to ensure the box won't break.
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
PrecivaPreciva Heat-Set Insert Tip Set - with Soldering Iron and 130Pcs Thread Inserts, for 3D Printer Parts or Plastic Parts
Why we love it
Easy tip replacement without tools.
Protects 3D printed surfaces.
Comprehensive insert size options.
9.1Excellent
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6
ruthexruthex 1/4" Threaded Inserts - 20 Pieces RX-1/4“-20x12.7 Brass Heat Set Insert for Plastic Parts - Inches knurled Nuts - Insert by Heat into 3D Printing Components
Main highlights- SUITABLE FOR A VARIETY OF PLASTICS: The inserts are designed for all thermoplastics. For example, the knurled nuts hold in PLA, PETG, ABS, PPS, PP and many more. As soon as the plastic of the part around the brass sleeve cools and hardens, the threaded sleeve is firmly anchored
- STABLE & LONG-LASTING THREAD INSERTS: The inserts with internal thread lead free brass, which ensures optimum corrosion resistance and thermal conductivity. thermal conductivity. This means that each insert nut can be used for a long time and is easy to use. The reusability of the insert nut is also possible by carefully removing them from the pressure part when they are no longer needed
- PRACTICAL THREAD INSERT SET: The ruthex threaded inserts set are lead free and RX-1/4“-20x12.7 consists of 20 insert nuts with 1/4" internal thread and a length of 12.7 mm. The threaded sleeves can be inserted by ultrasonic and heat embedding
- FIRM HOLDING WITH EASY APPLICATION: Thanks to the geometry of the threaded sleeve, it holds firmly in the pressure part. The opposing spiral-shaped knurled nuts ensure a high balanced tightening and loosening torque, as well as a high tightening force. The guide, insertion has been greatly simplified
- 1/4" THREAD INSERTS FOR YOUR 3D PRINTED PARTS: The ruthex threaded nuts can be retrofitted by heat or ultrasounds into parts of 3D printers from e.g. Anycubic or Prusa. With the help of heat from a soldering iron or ultrasounds, the knurled insert nuts are simply embedded in a blind- or through hole
9.0Excellent
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7
JROUTH11% OffJROUTH 415Pcs M2 M3 M4 M5 M6 Threaded Inserts for Plastic Heat Set Insert Brass Insert Assortment Kit for 3D Printing Injection Molding Press Thread Nuts
Main highlights- Wide Application: These versatile metric threaded inserts are compatible with various plastics, including PC, PA, PLA, ABS, PETG, and more. Whether you are installing them on 3D printers, electrical molding machines, electrical injection molding, automotive plastic shells, or laptop molds, these inserts will provide a reliable and long-lasting solution. Experience unmatched convenience and flexibility with our high-quality metric threaded inserts for plastic heat set.
- Premium Material: Crafted from top-grade brass material, these threaded inserts exhibit exceptional durability and are highly resistant to breaking or deformation. With a high-temperature resistance above 300°C / 572°F, they can effortlessly withstand the demanding heat generated during your plastic heat-setting processes. Additionally, the superior thermal conductivity enhances the overall effectiveness and performance of your plastic heat set applications.
- Precision Workmanship: Our threaded inserts feature clean surfaces and twill thread knurled patterns, enabling seamless installation onto your plastic components without scratching or damaging them. The smaller diameter of the front end of the insert allows for precise insertion into 3D printing holes. Furthermore, the inclined thread knurls significantly enhance torque resistance, securing the inserts tightly onto your plastic components for an extended lifespan.
- Package Content: This comprehensive package includes 415pcs of high-quality metric threaded inserts for plastic heat set. With a super large quantity, it is designed to meet all your needs for connecting numerous plastic components. Each knurled brass insert measures M2, M3, M4, M5, and M6 in size, ensuring the perfect fit for your specific requirements.
- Easy to Install: Enjoy a hassle-free installation process with our knurled brass threaded inserts. These inserts can be easily heated and seamlessly integrated into the tapered holes of your plastic components. The full knurled patterns of these 3D printing brass inserts guarantee a perfect match with your plastic components, ensuring the stable and efficient performance of your plastic heat set applications.
8.8Very Good
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8
3DZWMAN10% OffHeat Set Thread Inserts 380pcs Boxed with M2 M2.5 M3 M4 M5 M6(1/4) M8 Insert Tips for 3D Printing Components and Plastic Parts-Brass Metric Knurled Nuts
Main highlights- widely used for hot insertion nuts in 3D printing and other plastic parts.
- Insert Tips include M2 M2.5 M3 M4 M5 M6 (1/4) M8
- Insert Tips are suitable for SP40NUS/Hakko FX-888D/900M and T18 Iron
- Both Insert Tips and Brass Nuts are made of high-quality brass with standardized size processing
- 380Pcs Set includes M2x3x3.2-60Pcs M2.5x4x4-100Pcs M3x4x4.2-100Pcs M4x4x5-50Pcs M5x5x7-40Pcs M6x6x8-10Pcs 1/4-20x68-10Pcs M8x8x10-10Pcs
8.5Good
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9
BonostBonost 500Pcs Threaded Inserts Kit M2 M3 M4 M5 - Female Thread Heat Set Insert, Brass Knurled Thread Insert Nuts for Plastic Injection Molding(Metric)
Main highlights- 【What You Get】: 500 pcs threaded inserts assortment kit, and customer friendly service. There are 15 different sizes to support your different needs. And if you have any questions about our threaded inserts, please feel free to contact us.
- 【Professional Insert Nuts Kit】: Various metric thread sizes available, including M2, M3, M4, and M5. Widely applied in laptop plastic housings, 3D printers, automotive, electrical injection molding, and more. And the every type of heat set inserts has an individual bag to prevent them from mixing in transit.
- 【How to Use】: Female thread knurled insert nuts are suitable for mounting into tapered holes by heating or for molding during injection molding. You can use a soldering iron to heat it up and then pressing it into the hole. It is easy to control and at a low cost.
- 【High-quality Material】: Made of premium brass material, our threaded insert for plastic has both aesthetics and high strength, which can be used for a long time. And the high thermal conductivity of brass thread inserts means faster heating and insertion into plastic parts.
- 【Designed for Injection Molding】: With deep & clear knurls, the threaded inserts will add enough strength to screw connections when inserted into plastic components. The softened plastic will flow into the knurl pattern and then harden to form a firm bond with the insert.
8.4Good
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10
Generic4-40 6-32 8-32 (160pcs) Standard Threaded Inserts for Plastic Heat Set English Insert Knurled Nut Insert Threaded Brass Insert Assortment Kit for 3D Printing Injection Molding Thread Nuts
Main highlights- Wide Range of Applications – Compatible with all thermoplastics, including PLA, PETG, ABS, PPS, and PP, these inserts are ideal for a variety of uses. Whether you’re working on 3D printed models, injection-molded parts, automotive components, or electronics, these inserts deliver reliable and lasting performance.
- Precision-Engineered Design – With precision crafted threads, these inserts ensure a secure fit and prevent slippage during use. The 45-degree knurl pattern enhances their grip, providing greater torque resistance and tensile strength for a more secure connection. The inserts also feature guide elements, simplifying the installation process by eliminating the need for countersinking.
- Organized and Convenient Storage – Packaged in a durable, compartmentalized box, these inserts are neatly organized to prevent mixing during transport. Each compartment is clearly labeled, making it easy to find the specific insert you need, helping you work more efficiently.
- Effortless Installation – Designed for versatility, these brass inserts can be installed using heat. Perfect for 3D printing projects, electronic assemblies, and circuit boards, they can be easily embedded into 3D printed parts with a regular soldering iron.
- Durable Brass Threaded Inserts – Expertly crafted from premium brass, these inserts provide exceptional heat conductivity, superior corrosion resistance, and outstanding long-term durability. Designed to endure extreme temperatures exceeding 300°C, they offer excellent resistance to twisting and pulling forces, ensuring a secure and reliable fit in demanding applications.
8.2Good
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