For using the periodontal probe index, it is necessary to use the WHO probe. The steel ball at the distal end of the probe features a diameter of 0.5mm.

The steel ball avoids not only injuries but allows the discovery rough surfaces and edges of dental fillings. The first measurement area of the probe is a black 2mm band, which shows the depth rom 3.5mm up to 5.5mm. 

Usable with BIONIK Handle series. Replaceable tip. 

As inventory changes from time to time, in case the item is lack of sufficient supply, it might become a backorder but will be available soon.