Shopping Cart

Your cart is empty.

Your cart is empty.

400Pcs Brass Threaded Inserts Assortment Kit, M2 M2.5 M3 M4 M5 M6 Female Thread Knurled Nuts for Plastic and 3D Printing, Heat Set Inserts for Thermoplastics and Injection Molding

5.0 Write Review
Free shipping on orders over $29.99

$9.99

$ 4 .99 $4.99

In Stock

About this item

  • HIGH QUALITY PRECISION BRASS – Crafted from top-grade brass, these threaded inserts offer superior thermal conductivity, corrosion resistance, and long-lasting durability.
  • PRECISION KNURLING FOR STRONG HOLD – Featuring clear threading and 45-degree knurling, these inserts enhance torque resistance and prevent slippage, ensuring secure fastening every time.
  • EASY INSTALLATION FOR 3D PRINTING and More – Use heat or ultrasonic methods to easily embed these inserts into 3D prints, plastic parts, or electronics. Perfect for hobbyists and professionals alike.
  • VERSATILE USE – Designed for a variety of thermoplastics like PLA, PETG, ABS, and more. Ideal for 3D printed components, injection molding, automotive parts, and electronics assembly.
  • ORGANIZED STORAGE – The 400-piece assortment comes neatly packed in a labeled, compartmentalized box for quick identification and easy storage, keeping your workspace organized and efficient.


The INDUSTRIAL BOY Brass Threaded Inserts Assortment Kit delivers premium performance for all your 3D printing and thermoplastic needs. With 400 pieces covering thread sizes M2 to M6, these brass heat set inserts are perfect for plastic, electronics, and injection molding applications. Made from high-quality brass, they ensure excellent heat resistance, durability, and superior corrosion resistance. Whether you're using them for 3D prints or plastic automotive parts, INDUSTRIAL BOY knurled inserts are designed for precision, strength, and easy installation.


Recommended Products
60Pcs M6 Threaded Inserts,Female Thread Metric Knurled Nuts Assortment Kit,Brass Heat Set Insert for Plastic Parts and 3D Printing Components,Heat-Set Threaded Inserts

$8.99

$ 4 .99 $4.99

4.6
Select Option
uxcell 10Pcs Threaded Inserts, M8-1.25x12 & M12-1.75x12 Stainless Steel 303 Screw Thread Sleeves Thread Repair Insert for Mechanical Equipment

$7.49

$ 3 .99 $3.99

4.6
Select Option
PATIKIL Self-Tapping Threaded Inserts, 20 Pcs M4 x M6.5 x 4mm 303 Stainless Steel Thread Adapter Reducer Slotted Screw Repair Inserts Nuts Sleeve

$5.99

$ 2 .99 $2.99

4.5
Select Option
120 Pcs M3 Threaded Inserts, M3x5x4 Brass Heat Set Insert Metric knurled Nuts

$9.99

$ 4 .99 $4.99

4.6
Select Option
Litoexpe M5 Threaded Inserts, Brass Heat Set Insert Kit knurled Insert Nuts for Plastic 3D Printing, Pack of 50

$7.99

$ 3 .99 $3.99

4.6
Select Option
cSeao 120pcs M3 x 3 x 5mm Female Press in Thread Brass Heat Set Inserts Embedment Nuts for 3D Printer Laptop Plastic

$7.99

$ 2 .99 $2.99

5.0
Select Option
370PCS Threaded Inserts for Plastic with Heat Set Insert Tools M2 M2.5 M3 M4 M5 M6(1/4) M8-Brass Nuts-Metric knurled Nuts-Insert by Heat into 3D Printing Components

$18.99

$ 9 .99 $9.99

4.5
Select Option
20 Pcs Threaded Inserts, Threaded Inserts for Wood M5x13mm, Zinc Alloy Threaded Insert Nuts, Interface Hex Socket Drive

$7.99

$ 3 .99 $3.99

4.4
Select Option