Handpiece Tubing Compatibility
2012-8-22 · 5 Hole. Has the same handpiece thread design as 4 hole, but with the addition of a fiber optic rod which. transmits light through the handpiece and illuminates the bur and tooth area for better visibility. Has all the other features of 4 hole as well. A 5 hole handpiece can be used on 4 hole tubing, but the light feature will not function.
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