钨钢16合金螺纹
SNR0013M16TurningHolderBoring
SNR0013M16SNR0016M16ThreadingInternal
SNR0013M16hreadingurningHolder
车刀螺纹0013M160016M16
螺纹数控SNR刀杆
高速钢抗震防震螺纹
跨境刀片001316
跨境刀片160013
车刀高速钢抗震螺纹