6: Imported high quality fiber optic, long life. 7: 330 000-390 000 rpm.The item "2kits Dental High Speed Handpiece Big Strength Gentle Silence Kavo 8000B Style" is in sale since Sunday, May 19, 2019. This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Handpieces & Instruments\Dental Handpieces". The seller is "zhjess3" and is located in zhengzhou,henan. This item can be shipped worldwide.