切槽切断
MGIVR/L型KORLOY内孔槽刀,KIGMR/L型京瓷内孔槽刀,TTIR/L型特固克内孔槽刀
MGIVR/L型KORLOY内孔槽刀,KIGMR/L型京瓷内孔槽刀,TTIR/L型特固克内孔槽刀
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