刀杆2525201212
割刀车刀外径切断
外切车刀数控刀杆
数控刀杆20202525
刀片切断数控GMM2020
2020252520KGMR
1212心机刀杆2525
外径2020202525
京瓷刀片数控KGMR1010J
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