T12 Lead Screw Right-Left Thread Lead 2/3mm OD 12mm Lead Screw Trapezoidal Rod with Brass Nut for 3D Printer 304 Stainless Steel

T12 Lead Screw Right-Left Thread Lead 2/3mm OD 12mm Lead Screw Trapezoidal Rod with Brass Nut for 3D Printer 304 Stainless Steel

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