Dado sinistro T10-T60 per asta filettata trapezoidale vite piombo 45#dado tondo acciaio
T10-T60 Round Trapezoidal Left-Hand Threaded Nut 45# Steel Screw Rod Use Nuts. -apply to Screw Rod 。. - High precision, large load, good quality, standardized processing, strong interchangeability, wear resistance and long service life。.