{"product_id":"150pcs-4-40-4-4-6-threaded-inserts-4-40-heat-set-inserts-brass-heat-set-insert-for-plastic-and-3d-printing-components","title":"150Pcs #4-40 * 4 * 4.6 Threaded Inserts, #4-40 Heat Set Inserts, Brass Heat Set Insert for Plastic and 3D Printing Components","description":"\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e#4-40 HEAT SET INSERTS Includes 150PCS brass threaded inserts. Size: #4-40 thread, 4mm length, 4.6mm outer diameter. Designed for strong reusable threads in plastic parts.\u003c\/li\u003e\n\u003cli\u003ePREMIUM BRASS CONSTRUCTION Made from high-quality brass with excellent heat transfer, corrosion resistance, and durability for long-term use.\u003c\/li\u003e\n\u003cli\u003eKNURLED FOR SECURE HOLD Precision knurling improves pull-out resistance and torque strength, helping create a reliable connection inside plastic materials.\u003c\/li\u003e\n\u003cli\u003eEASY HEAT-SET INSTALLATION Compatible with soldering irons, heat-set tools, ultrasonic insertion, and injection molding applications.\u003c\/li\u003e\n\u003cli\u003eFOR 3D PRINTING \u0026amp; PLASTIC PARTS Suitable for PLA, PETG, ABS, Nylon, PP, and other thermoplastics. Ideal for 3D printing, electronics, robotics, and DIY projects.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eProduct Description\n#4-40 Brass Heat Set Inserts for Plastic\n\nCreate strong, reusable threads in plastic parts and 3D printed components with these\nprecision-machined brass heat set inserts.\n\nEach package includes 150PCS #4-40 threaded inserts, featuring a 4.6mm outer diameter\nand 4mm length, designed for compact assemblies where secure fastening is required.\nManufactured from high-quality brass, these inserts provide excellent heat conductivity,\ncorrosion resistance, and long-term durability. The knurled exterior improves pull-out\nresistance and torque strength, helping create a reliable mechanical bond within plastic\nmaterials.\nCompatible with soldering iron installation, heat-set tools, ultrasonic insertion, and\ninjection molding processes.\n\nSuitable for a wide range of thermoplastics including PLA, PETG, ABS, Nylon, PP, and\nother common engineering plastics.\n\nIdeal for:\n\n3D Printing Projects\nElectronics Enclosures\nRC Models\nRobotics\nDIY Assemblies\nPlastic Components Repair\nPrototype Development\u003c\/p\u003e\u003cp\u003eFree shipping on orders $50+. 30-day hassle-free returns.\u003c\/p\u003e","brand":"Belmont Warehouse","offers":[{"title":"Default Title","offer_id":43385284919505,"sku":"BW-B0H5HC1V96","price":17.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/3123\/5793\/files\/71lcaVNTdqL.jpg?v=1791884892","url":"https:\/\/belmontwarehouse.com\/products\/150pcs-4-40-4-4-6-threaded-inserts-4-40-heat-set-inserts-brass-heat-set-insert-for-plastic-and-3d-printing-components","provider":"Belmont Warehouse","version":"1.0","type":"link"}