丝锥切削1.55.5
丝锥M541.5M55
塞规左旋左牙0.5
螺纹45850WEIXXM
板牙1.54.55.5
非标丝锥M50X3M55X2
丝锥切割机1.55.5
板牙1.54055
塞规量规螺纹0.75
油封骨架密封120
成量螺纹1.56g
螺纹5.51.56g
塞规螺纹55M55x1
螺纹5XBAX16g485045
塞规螺纹6H6gLHM31x1
丝锥螺纹1.250.75
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