Lead Screw - 8mm diameter, 4 start. Standard lead screw round on Z-axis of many printers. Can be used as replacements on Wanhao Duplicator printers. 8mm lead provides fast movement at the expense of torque. Ensure your stepper motor has enough torque to avoid stalling or skipped steps. 

    Thread Distance: 2mm Pitch

    Distance per revolution: 4 Start x 2mm = 8mm Lead

    Diameter: 8mm

    Length: 1000mm

    1-meter T8 Lead Screw (8mm) 4 start

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