Diafutur intro، ألماس 508، FG 012، خشونة خشنة، سنابل خلفية

Part of New Preparation Technique 1. Removing contact points, mesial-distal (without danger of injury). 2. Determination of prep boundary. 3. Circular grinding without damaging the prep-stage. 4. Precise grinding of the prep-stage with the help of a precision guide pin.