ITEM NAME:Dental Finger Ruler 30mm Dentist Instrument Ruler Finger Ring Measurin Nice 1x Descriptio n Description: - Specifications: Type: Finger Rules Material: Aluminum alloy Color: Random colo Package Included: Measuring Scale*1 Note: Used for root canal measurement, resistant to high temperature and high pressure disinfection at 135 C, clear scale, accurate measurement. Whatever the ending's perfect or not, you can't disappear from my world Dental Finger Ruler 30mm Dentist Instrument Ruler Finger Ring Measurin Nice 1x.Type: Finger Rules. We want to make sure you are happy with our item. Goods without RMA number will NOT be accepted. We'd like to settle any problem in a friendly manner.