Brass Heat Set Insert Kit – 60W Iron, 6 Tips & 130 Inserts

Brass Heat Set Insert Kit for 3D Printing & Plastic Assembly

Get professional-grade threaded connections in your 3D printed and molded plastic parts with this complete Heat Set Insert Kit. Includes a 60W soldering iron, 6 heat set insert tips, 2 connecting rods, 1 pair of tweezers, and 130 brass threaded inserts in six sizes — everything you need for fast, clean, and reliable installations right out of the box.

Made in Mainland China.

Why Choose This Heat Set Insert Kit?

• Complete All-in-One Kit: Combines a 60W soldering iron, 6 insert tip sizes, 2 connecting rods, and 130 brass inserts covering the most common sizes for 3D printing and plastic assembly projects.
• Clean, Even Insert Seating: The precision-profiled tips embed each insert neatly and evenly into plastic substrates, creating a secure, brand-new threaded connection with minimal surface disruption.
• Fast Tip Swapping: The split-structure design lets you switch between the 6 tip sizes in seconds — simply unscrew the old tip and thread on the new one without removing the soldering iron from your workflow.
• Wide Material Compatibility: Works with popular 3D printing materials including PLA, ABS, PETG, PC, and PA, as well as standard injection-molded plastic components.
• Protects Your Printed Parts: The optimized tip profile distributes pressure evenly during insertion, helping reduce the risk of surface marks or cracking — especially important for time-intensive prints.

Kit Contents

• 60W Soldering Iron × 1 (22 cm / 8.67 in)
• Soldering Tip Connecting Rods × 2 (30 × 6.5 mm)
• Heat Set Insert Tips × 6 (12 mm, 13 mm, 14 mm sizes)
• Tweezers × 1 (12.2 cm / 4.8 in)
• M3 × 3.2 mm Brass Threaded Inserts × 30
• M4 × 4 mm Brass Threaded Inserts × 30
• M4 × 5 mm Brass Threaded Inserts × 30
• M4 × 7 mm Brass Threaded Inserts × 20
• M5 × 8 mm Brass Threaded Inserts × 10
• M6 × 10 mm Brass Threaded Inserts × 10

Technical Specifications

• Material: Brass (Copper alloy) inserts; metal iron body
• Soldering Iron Power: 60W
• Total Inserts: 130 pieces across 6 size variants
• Compatible Substrates: PLA, ABS, PETG, PC, PA, and general thermoplastics

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Frequently Asked Questions

Q: What plastic materials are compatible with this heat set insert kit?

A: This heat set insert kit is designed to work with a wide range of thermoplastic materials commonly used in 3D printing and plastic manufacturing, including PLA, ABS, PETG, PC (Polycarbonate), and PA (Nylon). It is also suitable for standard injection-molded plastic parts.

Q: How do I switch between the different heat set insert tip sizes?

A: Thanks to the split-structure design, tip changes are quick and tool-free. Simply unscrew the existing heat set insert tip from the connecting rod and screw on the desired size. You do not need to remove or power down the soldering iron to make the swap, minimizing downtime during your project.

Q: How many inserts are included and what sizes are available?

A: The kit includes 130 brass threaded inserts in six sizes: M3×3.2mm (×30), M4×4mm (×30), M4×5mm (×30), M4×7mm (×20), M5×8mm (×10), and M6×10mm (×10). These sizes cover the most commonly needed dimensions for 3D printing and plastic assembly work.

Q: Is the 60W soldering iron powerful enough for thick plastic parts?

A: Yes. The 60W soldering iron provides ample heat output to embed brass inserts cleanly into a variety of plastic thicknesses. The optimized heat set insert tips help concentrate and distribute heat precisely at the insert point, ensuring consistent results without over-heating the surrounding material.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.