This stainless steel ring with a graduated ruler and stop attached is designed to measure the working length of endodontic hand instruments.

Indelibly printing on using a laser. It can be swiveled to suit any desired direction. 

Can be used for right or left hand. Will support any type of decontamination and sterilization.
 

Set of 2 - Size 3,9 x 1,2 cm

Ref. 182110