Bur Block with 30 Holes Zhengzhou Smile Dental Equipment Co., Ltd. Base Info Model NO.:SDT-RB04Usage Times:Non-DisposableMaterial:MetalApplicable Departments:Dental DepartmentColor:Blue , PurpleTrademark:Smile DentalTransport Package:BoxSpecification:1pc,boxOrigin:China Description Pre:72 Holes Endo Organizer Box Next:Colorful Dental High Speed Handpiece