46 Pcs M4 Brass Heat Set Inserts For 3D Printing And Plastic, Female Knurled Threaded Inserts For Laptops And Electronics, M4x5.5x4Mm

M4 Brass Heat-Set Inserts for 3D Printing & Electronics
✔️ M4x0.7 internal thread, 5.5mm OD, 4mm height, 46 pcs pack

Brass heat-set inserts provide durable threaded holes in plastic and 3D-printed parts. They're commonly used in electronics, laptop assemblies, and enclosures to secure fasteners in molded or printed components.

✅ Material: brass; surface treated with cleaning and passivation; inner thread: M4x0.7; outer diameter: 5.5 mm (0.22 in); height: 4 mm (0.16 in); pack: 46 pcs
✅ Heat-set design for embedding in plastic via heating or ultrasound
✅ Twill knurling provides strong grip and stable threaded connection
✅ Suitable for electronics, laptops, 3D printing, and enclosures
✅ Durable with good corrosion and heat resistance

💡 What is a heat-set brass insert used for in 3D printed parts and electronics? It's handy for creating durable threaded holes in thermoplastics. - durable threaded holes in plastics - easy installation with heat or ultrasonic - ideal for electronics mounting and laptop fixes