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| Copyright 2020-2021 NANJING CHINA BRIGHT SPOT INTERNATIONAL CO.,LTD. All Rights Reserved. Address: Room2016/,Building 1,No.268.Jiqing Men Street,Gulou District,Nanjing ,China Phone: 86 25 86560123 Telefax: 86 25 86560616 |
1.HSS Twist Drill Bits 
German Standard