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科学研究与开发
“钻石能源布尔”有限责任公司
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产品代码 (HS 2017)
820750
Tools, interchangeable; (for machine or hand tools, whether or not power-operated), tools for drilling (other than rock)
产品代码 (HS 2017)
902490
Machines and appliances; parts and accessories for those testing hardness, strength, compressibility, elasticity or other mechanical properties of materials (e.g. metal, wood, textiles, paper, plastics)
钻具使用的金刚石硬质合金刀片
DESCRIPTION
用于制造岩石切割工具