595Pcs M2 M2.5 M3 M4 M5 Brass Threaded Inserts with Hex Socket Head Cap Screws Nuts Kit, Brass Heat Set Insert Metric Knurled Nuts & Machine Screws and Nuts for Plastic 3D Printing Components

1What You Will Get: You will get 595pcs M2, M2.5, M3, M4, M5 bolt nut and threaded insert set, including 110pcs threaded insert, 160pcs hex socket head cap screws, 160pcs hex nuts, 160pcs flat washers, 5pcs hex wrenches, packed in two plastic boxes for easy carrying and storage. Various sizes to meet your multiple needs. | 2Durable Material: The screws and nuts are made of durable metal with black galvanized surface, which has high hardness and tensile strength, superior rust resistance, good oxidation resistance and durability. The heat set insert are made of brass, which has good thermal conductivity, oxidation resistance, and durability. No harmful substances will be released, ensuring that each nut insert can be used for a long time. | 3Easy to Use: Our machine screw kits are easy to use, come with matching nuts and flat washers, wrenches, no need to buy additional parts, save effort to use the tool and don't hurt your hands. Brass threaded sleeve inserts can be installed into components of 3D printers by heat or ultrasonic methods, or molded during the injection molding process. Using a common soldering iron, you can easily place them into the holes of a 3D printer. | 4Wide Application: The screw combo kit is perfect for home, electronics, automotive. From furniture to electronics, they can easily do the job of 3D printing and laser cutting items. Threaded insert set can be embedded in a wide range of plastics, including PLA, PETG, PPS, PP and other materials. It is widely used in electronics, hardware, lighting, toys, furniture, medical, sports equipment and other industries. | 5Precision Craftsmanship: Clear and smooth threads ensure the stability and reliability of the screws and threaded kits, preventing the threads from slipping or hurting your hands during rotation. Knurling significantly enhances the anti-torque and tensile strength of the threaded kits, ensuring a stronger fastening. Recessed nuts feature a guide element that eliminates the need for countersinks or grooves, making your work easier and more efficient.