What you get - 1 piece lead screw with rod diameter 28 mm; pitch 5 mm; lead 5 mm; single start - Total length 230 mm (9.06 inch) - 1 piece brass lead screw nut included - Ends are not machined Nut options for compatibility and choice - Standard round brass nut - Square brass nut - Trimming brass nut - POM round nut - POM trimming nut - Stainless round nut - Stainless hex nut Meet your lead screw needs - We have factory resources to supply many styles of lead screws - Available variations include different diameters, lengths, pitch and lead, and various materials - Related products available such as nuts and taps for making nuts Performance and practicality - Provides precise linear motion for reliable positioning - Multiple nut materials and forms support different loads, friction, and environments - The included brass nut enables immediate use with the screw - Suitable for a range of applications where accurate linear travel is required Applications and use scenarios - CNC or milling machine projects: use as a drive screw for X or Z axes in small to mid-size machines - 3D printers and automated printers: axis movement and bed or tool head positioning - Robotics and automation systems: precise linear actuation for positioning components or fixtures Service and support - Professional team available 24 hours to answer questions - Technical support before, during, and after purchase - Guidance on selection, installation, and potential customization options