1. What You Receive : This package includes one 12mm lead screw featuring a lead screw rod diameter of 12mm, a pitch of 2mm, a lead of 10mm, and 5 starts. The total length is 1050mm (41.34 inches). Accompanied by one brass lead screw nut, this product does not require end machining. Custom manufacturing options are available upon request; contact us for details. 2. Diverse Nut Options : The standard round brass nut is included with the lead screw, but we also offer a variety of alternative nuts. Choices include square brass nuts, trimming brass nuts, POM round nuts, POM trimming nuts, stainless round nuts, and stainless hex nuts. Please refer to the images for examples, and let us know your specific requirements. 3. Comprehensive Lead Screw Solutions : With access to extensive factory resources, we can provide a wide range of lead screws tailored to your needs. Options include different diameters, lengths, pitches, leads, and materials. We also supply complementary products, such as taps for nut manufacturing, ensuring a complete solution for your projects. 4. Reliable Customer Support : Our dedicated service team is available 24 hours a day to address your inquiries. We offer technical support before, during, and after your purchase, fostering long-term relationships with our customers. Your satisfaction is our priority, ensuring a seamless shopping experience. Use Scenarios : - 3D Printing : Ideal for creating precise movement in 3D printers. - CNC Machinery : Perfect for supporting the linear motion needed in CNC applications. - Automated Systems : Suitable for use in robotic arms or custom automation setups requiring reliable and accurate positioning.