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氮化硅陶瓷球11.1125/11.509/12/12.303/12.7耐高温耐腐蚀酸碱
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氮化硅陶瓷球8/8.731/10.319/11.1125/11.509/11.906/12.303滚珠
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轴承钢珠11.113/11.509/12/12.303/12.7/13.494/14/14.288mm钢球
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氮化硅陶瓷球耐高温无磁性
陶瓷球氮化硅材质黑球11.1125mm12.0 12.303 12.7mm15.081mm16.0
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氧化锆陶瓷球圆滚珠直径1215mm
氧化锆陶瓷滚珠白色陶瓷球11.1125mm/11.509/12/12.303/12.7
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新款氮化硅陶瓷球 12.303 13.494 14.288 15 15.010 15.081 15.87
氮化硅陶瓷球11.509 mm 11.906 12.303 12.7 G5精度 耐高温黑陶瓷
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氧化锆陶瓷球氮化硅陶珠11.1125mm/11.509/12/12.303/12.7/13.494
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全新/二手Φ12.303日本OSG钨钢合金内冷钻头一个,直径,议价商品
Φ12.303日本OSG钨钢合金内冷钻头一个,直径12.30 议价
Φ12.303日本OSG钨钢合金内冷钻头一个,直径-议价产品
氮化硅陶瓷球氮化硅陶瓷球SI3N4
氧化锆陶瓷球12.303/16.669/11.509/17.462mmZRO2陶瓷珠
gcr15轴承钢珠12.25/12.26/12.27/12.28/12.29/12.3/12.303mm钢珠
非标价Φ12.303OSG钨钢合金内冷钻头一个,直径12.30议价