2pcs 400mm Tr8X8 Lead Screw with T8 Brass Nut for 3D Printer Machine Z Axis(Acme Thread, 2mm Pitch, 4 Start, 8mm Lead) auspowers_batchone 200 pcs per order Arts craftsOUR GUARANTEE Our 200 pcs per order Bore Diameter:8mm to 10mm 0 Thread: Acme thread 2pcs 400mm Tr8X8 Lead Screw with T8 Brass Nut for 3D Printer Machine Z Axis(Acme Thread
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