With twill handle, easy to hold. 277-316 KPa(2.8-3.2 kgf/cm2). ROTATION SPEED:300,000-450,000 rpm. HEAD HIGHT:14.5 mm(standard). HEAD DIAMETRE:f12.5 mm(torque) f11.2 mm(standard).BUR APPLICABLE:f1.59mmf1.6mm×21mm23mm (diameter×length). The sale of this item may be subject to regulation by the U. Food and Drug Administration and state and local regulatory agencies. All of our products are CE approved. Please kindly check the copy of the certificate in the listing below. Or replace item for you free of charge. The item "10pcs E-generator Dental LED Fiber High Speed Handpiece Ceramic Cartridge 4Hole" is in sale since Wednesday, June 21, 2017. This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Handpieces & Instruments\Dental Handpieces". The seller is "bestbidforhealth988" and is located in Cranbury, New Jersey. This item can be shipped worldwide.