Dear Friend HDD bearings Co.,Limited is a factory group 30 years old. we imported NTN machines to produce our HDD Bearings. we can provide some famous product.such as,SKF,FAG,NSK,NTN,TIMKEN and etc. samples free.you can test our samples first.we belive you will love our bearings deeply.So,why not to choose our bearings? Looking forward for your reply. Best regards Jeff Zhang HDD bearing (HONGKONG) Co.,Limited. Email:jeff@hdd-bearing.com MSN:jeff5655@hotmail.com Skype: fag.jeff TEL: (0086)0519-83335083 ext 803 FAX: (0086)0519-83335083 ext 807 Mobile,whatsApp,,Wechat: (0086)13801505655