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Item #:
127688391
100Pcs Threaded Inserts M3Sx4.0 Brass Heat Set Insert for Plastic and 3D Printing Components
Item #:
127688391
€ 12
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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In stock
Imported from USA store
QTY:
Order now and get it around Wednesday, August 26
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Use our threaded inserts to seamlessly retrofit your 3D printed components, easily embedding into blind or through holes using heat or ultrasound.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Durable Brass Material
Constructed from high-quality brass, these inserts provide long-lasting durability and resistance to wear, making them ideal for repeated assembly and disassembly in various 3D printing applications.
Versatile Compatibility
Designed specifically for plastic and 3D printed components, these threaded inserts ensure a strong hold, enhancing the structural integrity of your projects and preventing stripping and loosening.
Efficient Heat Setting
Easy to use with heat-setting methods, these inserts seamlessly integrate into your designs, simplifying your workflow while providing secure and reliable fastening solutions tailored for 3D printed materials.
Product Details
| Fastener Type | KnurledKnurled |
| Thread Size | M3 |
| Exterior Finish | Brass |
| Thread Type | Unified National Coarse (Unc) |
| Inside Thread Size | M3Sx4.0 |
| Thread Style | Right Hand |
| Thread Coverage | Fully Threaded |
| Thread Class | Class 2A |
| Item Dimensions | 2 x 1 x 4 inches (5.1 x 2.5 x 10.2 cm) |
| Size Name | M3Sx4.0 100pcs |
| Number of Pieces | 100 |
| Brand | ELCJDZYO |
| Manufacturer | ELCJDZYO |
| Number Of Items | 100 |
| Part Number | ELCJ300S |
| Material Type | Brass |
| Metal Type | Brass |
| Material | Brass |
Who Should Buy?
-
3D Printing Enthusiasts
Ideal for users looking to enhance the durability of 3D printed parts through secure threaded inserts.
-
Plastic Fabricators
Excellent for fabricating plastic components requiring strong, removable fittings in various DIY projects and prototypes.
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Model Makers
Perfect for hobbyists who need reliable fastening solutions in models, ensuring better assembly and component stability.
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Soft Materials
Not suitable for very soft materials where inserts may not hold securely, risking product failure.
Product Description
100Pcs Threaded Inserts M3Sx4.0 Brass Heat Set Insert for Plastic and 3D Printing Components
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
How do I embed these inserts into my 3D printed parts?
Answer: You can embed the inserts using heat or ultrasound in blind or through holes. -
Question:
Can these threaded inserts be reused?
Answer: Yes, the inserts can be easily removed and reused when no longer needed. -
Question:
What materials are these inserts compatible with?
Answer: They are compatible with various materials including PLA, PETG, ABS, PPS, and PP.
ELCJDZYO Nut Inserts Editorial Review
The 100Pcs Threaded Inserts M3x5.7 Brass Heat Set Insert set has garnered a positive reception from customers, particularly among those involved in 3D printing and DIY projects. Users appreciate the product's cost-effectiveness, noting that the quantity and variety offered provide substantial value for money. Many customers highlight the reliability of these inserts, which function exactly as intended when it comes to creating durable threaded holes in their 3D printed objects. The quality of the inserts is commended, with users remarking on their sturdy Construction and accurate sizing, which facilitate easy installation into the drilled plastic pilot holes. Several reviewers have also praised the accessible design of the accompanying storage case, which helps keep the inserts organized and clearly labeled, enhancing user convenience. However, some customers wish for a greater number of larger-sized inserts, indicating that while the assortment is ample, it does not fully meet their specific needs. Overall, the product seems to have carved out a niche among hobbyists as an essential component for enhancing the functionality and durability of their 3D creations. **
Customer Reviews & Ratings
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Pros
- Excellent value for the price with a good quantity and variety.
- Reliable and effective for 3D prints requiring strong threaded inserts.
- High-quality Construction with accurate sizing.
- Convenient storage case with clear labeling for organization.
Cons
- Limited quantity of larger sizes may not meet all users' needs.
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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€ 12
Order now and get it around Wednesday, August 26
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- Includes 50 durable M4x8.1 threaded inserts for various applications.
- Perfectly fits 3D printed parts for easy retrofitting.
- Made of high-quality brass for long-lasting durability and corrosion resistance.
- Simplified guiding and insertion method for secure fixation.
- Compatible with multiple materials like PLA, PETG, ABS, and more.
- Reusable inserts allow for flexibility and cost-effectiveness.
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Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.