580+7PCS Heat Set Threaded Inserts Kit, M2 M2.5 M3 M4 M5 M6 Metric Brass Threaded Inserts Assortment, Knurled Inserts with Heat Set Insert Tool, for 3D Printing Components, Plastic Parts, DIY Projects

  • 【Budget-Friendly Choice】Backed by real user usage data, this kit includes the 6 most frequently used metric knurled nut sizes for 3D printers: M2, M2.5, M3, M4, M5 and M6. It also features an upgraded heat set insert tool with an extended tip for perfect compatibility. No need to purchase additional tools separately—this all-in-one set meets all your needs in a single purchase.
  • 【Top-Tier Brass Quality for Longevity】Made of high-quality brass, our heat set inserts and tool feature great thermal conductivity. The sturdy brass resists oxidation, corrosion, breakage and deformation, performing much better than fragile quick-fail alternatives. These inserts stay reliable for years, ensuring firm fastenings even under heavy frequent use.
  • 【Precision Design for Maximum Secure Grip】High-precision threading prevents slippage during installation, while 45-degree spiral knurling boosts torque resistance and tensile strength. The knurled exterior creates tight friction with plastic, delivering stronger holding power than standard straight-threaded inserts. Built-in guides eliminate the need for countersinking—just insert and secure for a firm, long-lasting fit.
  • 【Clear Identification & Tidy Organization】Each threaded insert size is stored in a separate sealed compartment to avoid messy tangles. With clear and easy-to-read size labels, you can get the right insert in seconds and store it neatly. Keep your workspace organized for long-term use, easy to handle even without professional skills.
  • 【Universal Compatibility & Reliable Quality Assurance】Works perfectly with all thermoplastics (PLA, PETG, ABS, PPS, PP) and various projects from 3D printed parts to automotive and laptop housings. Each item is strictly inspected for durability. Suitable for electronics, toys and furniture with long-lasting reliable retention. Buy with full confidence.

Brand Story: 

We are a professional hardware precision machining manufacturer, always striving to provide our customers with the best product quality and the best price/performance ratio, this threaded inserts set and Heat Set Insert Tool is a set of 3D Printing Components that we have carefully integrated according to the real needs and pain points of the majority of our customers. This threaded inserts kit and Heat Set Insert Tool is a set of 3D Printing Components that we have carefully integrated based on the real needs and pain points of most of our customers.

Product Description: 

According to the most commonly used specifications of 3D printing needs, we carefully selected M2 M2.5 M3 M4 M5 M6 to make this set of inserts, reasonable distribution of quantities to meet most of your needs, not only to prepare the commonly used threaded inserts set, 

also provides a full set of Heat Set Insert Tool to provide you with time-saving and money-saving integrated solutions. The Heat Set Insert Tool is also available to provide an all-in-one solution that saves you time and money. In the combination kit box, each size has its own separate space to avoid confusion, and we have labeled the specifications with detailed size notes, which makes it easier for you to access and use.

Quality Assurance + Commitment:

1.As a responsible seller, what we have been pursuing is to provide customers with satisfactory products and services, so after you buy our products, if there is any problem you can contact us, we will definitely give you a 100% satisfactory solution.

2.We will reply any email you send us within 24 hours.

Packaging Information: 

You will receive 580+7PCS Threaded Inserts And Heat Set Insert Tool in a beautiful 9 compartment clear plastic box, very easy for you to reach or store, you will love it.

  • We offer FREE shipping on all orders!
  • We ship within Three business days of payment, usually sooner.
  • We use a selection of shipping services such as UPS, FedEx, USPS etc.
  • We only ship to the lower 48 states, no APO/FPO addresses or PO Boxes allowed.
  • Local pickups and combined shipping options are not provided at this time.

  • You can return a product for up to 30 days from the date you purchased it.
  • Any product you return must be in the same condition you received it and in the original packaging. Please keep the receipt.

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Customer satisfaction is very important to us.
If you have any problem with your order, please contact us and we will do our best to make you satisfied.




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