1 Piece T8 Lead Screw, Tslot Guide 1€“14Mm, Pitch 2Mm, Length 100€“600Mm With Brass Nut, 3D Printer Parts/1Mm/300Mm 300Mm 1Mm. 9412369185860

1. T8 screw with nut material: stainless steel, copper. The matching nut is a copper nut; the threaded rod is a 304 stainless steel threaded rod. 2.