الفولاذ المقاوم للصدأ 10 مم 12 مم Acme الرصاص المسمار المصنعين مسامير الرصاص سن المنشار

Our factory specializes in manufacturing high-precision sawtooth lead screws (sawtooth screw rods). As core dedicated transmission parts for one-way transmission, heavy-duty jacking, pressure locking and heavy-load pushing of heavy machinery, they differ from ordinary trapezoidal lead screws. ...