Head size:F13.15mmH12.5mm. Sterilization by autoclave at (135) 0C. Air Pressure:0.21-0.23 MPa. We commited ourselves to your 100% satisfaction both with our goods and services. Please CONTACT me immediately before leave us neutral feedback or negtive feedback, We will try our best to resolve any problem for you untill you are satisfied.Return within 60 days is accepted, though the item in good condition. The sale of this item may be subject to regulation by the U. Food & Drug Administration and state and local regulatory agencies. If you have questions about legal obligations regarding sales of medical devices, you should consult with the FDA's Center for Devices and Radiological Health. City, State: Huanghua City, Hebei Province, China. This item is in the category "Business & Industrial\Healthcare, Lab & Dental\Handpieces & Instruments\Dental Handpieces". The seller is "4supermall" and is located in this country: US. This item can be shipped to United States, Canada, United Kingdom, Germany, France, Australia, Denmark, Romania, Slovakia, Bulgaria, Czech Republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Greece, Portugal, Cyprus, Slovenia, Sweden, Korea, South, Indonesia, South Africa, Thailand, Belgium, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Austria, Bahamas, Israel, New Zealand, Philippines, Singapore, Switzerland, Norway, Qatar, Kuwait, Bahrain, Croatia, Republic of, Malaysia, Colombia, Costa Rica, Antigua and Barbuda, Aruba, Belize, Dominica, Grenada, Saint Kitts-Nevis, Saint Lucia, Montserrat, Turks and Caicos Islands, Barbados, Bangladesh, Bermuda, Brunei Darussalam, Bolivia, Ecuador, Egypt, French Guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman Islands, Liechtenstein, Sri Lanka, Luxembourg, Monaco, Macau, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Vietnam, Uruguay.