12inch roller cut bit USED FOR Full face roller bit drill head 800mm bauer type
详细信息
12inch roller cut bit USED FOR Full face roller bit drill head 800mm bauer type used for 100mpa-200mpa rock formation
12inch roller cut bit USED FOR Full face roller bit drill head 800mm bauer type used for 100mpa-200mpa rock formation
| 地址：天津市宝坻区马家店镇 |
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