How to Care for Your Dental Handpiece -
2017-8-10u2002·u2002• The air pressure should not exceed 35 PSI for high speed handpieces and 45 PSI for low speed handpieces. Increasing the air pressure will not increase handpiece performance and will cause damage to your handpiece turbine or motor. • Do not tighten the chuck without a bur or bur blank in place, this will cause damage to the chuck.
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