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The 13 best-selling insert on AliExpress

We picked 13 insert from AliExpress with real orders and good reviews. Prices go from $2.01 to $36.79, the average rating is 4.8 stars and the most popular one has 22.4k orders. Every product opens on AliExpress, where you pay with buyer protection.

Updated: 2026-11

  1. 1M2 M2.5 M3 M4 M5 M6 Brass Insert Nut Hot Melt Heat Knurled Embed Injection Copper Insertnu-14%M2 M2.5 M3 M4 M5 M6 Brass Insert Nut Hot Melt Heat Knurled Embed Injection Copper Insertnut 3D Print$2.01 $2.35★ 4.9 · 22.4k soldView on AliExpress →
  2. 2HS02A C245 Soldering Iron Tips for Heat Insert Nut M2-M8 Embedded Kit For 3D Printer Part-55%HS02A C245 Soldering Iron Tips for Heat Insert Nut M2-M8 Embedded Kit For 3D Printer Part$3.76 $8.37★ 4.9 · 1.5k soldView on AliExpress →
  3. 3C210/TS21/HS-02B Heat Insert Nut Iron Tip Trimming kit Internal Thread Soldering Iron Tip C210/TS21/HS-02B Heat Insert Nut Iron Tip Trimming kit Internal Thread Soldering Iron Tip 3D Print$6.39★ 4.6 · 682 soldView on AliExpress →
  4. 4Lenovo 8K Bluetooth AI Chatgpt Smart Translation Glasses 2400MP Recording Music Play Inser-37%Lenovo 8K Bluetooth AI Chatgpt Smart Translation Glasses 2400MP Recording Music Play Insert Cards$6.94 $10.97★ 4.7 · 454 soldView on AliExpress →
  5. 5Blurolls Stealth Press Heat Kit Insert Press Tool Soldering Iron Tip Thread Heat Insert Nu-6%Blurolls Stealth Press Heat Kit Insert Press Tool Soldering Iron Tip Thread Heat Insert Nut$26.39 $28.09★ 4.7 · 210 soldView on AliExpress →
  6. 6Brass Nut Insert 3D Printer Plastic M2 M3 M4 M5 M6 M8 Threaded Heat Set Insert Soldering IBrass Nut Insert 3D Printer Plastic M2 M3 M4 M5 M6 M8 Threaded Heat Set Insert Soldering Iron Tip$2.86★ 4.8 · 171 soldView on AliExpress →
  7. 7PIne64 TS100 Soldering Heat Insert Nut Iron Tip Internal Thread Head M2-M8 Brass Hot Melt-50%PIne64 TS100 Soldering Heat Insert Nut Iron Tip Internal Thread Head M2-M8 Brass Hot Melt$4.69 $9.35★ 5.0 · 161 soldView on AliExpress →
  8. 82nd Gen Upgraded Insert Gasket for Standard Zippo Kerosenes Lighters Metal Sealing Base2nd Gen Upgraded Insert Gasket for Standard Zippo Kerosenes Lighters Metal Sealing Base$4.53★ 4.7 · 147 soldView on AliExpress →
  9. 9FNIRSI HS-02A Electric Soldering Iron Set with Heat Insert Nut Kit M2-M8, C245 Compatible -50%FNIRSI HS-02A Electric Soldering Iron Set with Heat Insert Nut Kit M2-M8, C245 Compatible Tips for$36.79 $73.58★ 5.0 · 93 soldView on AliExpress →
  10. 10Automotive Bucket Insert Cleaning Filter Easy to Use 9.06inch Detachable Detailing Bucket -69%Automotive Bucket Insert Cleaning Filter Easy to Use 9.06inch Detachable Detailing Bucket Insert$7.57 $24.37★ 4.7 · 81 soldView on AliExpress →
  11. 113D Printing Finishing Tool Kit 80W Soldering Iron Heat Insert Brass Nut Kit Precision Twee-30%3D Printing Finishing Tool Kit 80W Soldering Iron Heat Insert Brass Nut Kit Precision Tweezers for$18.70 $26.73★ 5.0 · 70 soldView on AliExpress →
  12. 12Lenovo 8KHD 2400MP Smart Glasses Insert Cards AI Translation Music Recording BluetoothLenovo 8KHD 2400MP Smart Glasses Insert Cards AI Translation Music Recording Bluetooth$9.35★ 5.0 · 40 soldView on AliExpress →
  13. 13ST Soldering Tips Heat Set Insert Tool Kit, Threaded Brass Inserts M2-M8 for 3D Printing-56%ST Soldering Tips Heat Set Insert Tool Kit, Threaded Brass Inserts M2-M8 for 3D Printing$11.72 $26.68★ 5.0 · 39 soldView on AliExpress →

Quick picks

Most popularM2 M2.5 M3 M4 M5 M6 Brass Insert Nut Hot Melt Heat Knurled Embed Injection Coppe$2.01 · ★ 4.9 · 22.4k soldBest ratedPIne64 TS100 Soldering Heat Insert Nut Iron Tip Internal Thread Head M2-M8 Brass$4.69 · ★ 5.0 · 161 soldBiggest discountAutomotive Bucket Insert Cleaning Filter Easy to Use 9.06inch Detachable Detaili$7.57 · ★ 4.7 · 81 sold

How much to pay

Tip: read the latest buyer photos on AliExpress and check the size or model before you order. Products with many orders and a rating of 4.7 or more are usually the safest choice.

Questions

What is the best-selling insert?

The most popular one is "M2 M2.5 M3 M4 M5 M6 Brass Insert Nut Hot Melt Heat Knurled Embed Injection Copper Insertnut 3D Print", with 22.4k orders.

How much does a insert cost?

In this list prices go from $2.01 to $36.79; half of them cost less than $6.94.

Which insert has the best reviews?

"PIne64 TS100 Soldering Heat Insert Nut Iron Tip Internal Thread Head M2-M8 Brass Hot Melt" has an average of 5.0 stars with many orders.

Are there discounts?

Yes. On average these products are 29% below their original price on AliExpress. Prices change often.

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Prices and ratings come from AliExpress and can change. We may earn a commission when you buy through our links, at no extra cost to you.