W&H - Dental Handpieces - What should you look for before ...
2014-1-9u2002·u2002The purchaser should consider not only the diameter and the height of the head but also the working height (head + bur). The smallest turbines have a working height of about 17 mm (with a bur length of 16 mm). The heads of these miniature turbines have a diameter of less than 9 mm and a height of approx. 10 mm.
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