Automatrix Refill Narrow-Regular 4.5x0.05mm 72pcs

Pre-contoured metal matrix bands designed for the Automatrix system, specifically for Class II cavity restorations. The narrow-regular (NR) variant features a conical pre-shape that provides precise cavity closure while maintaining gentle contact with marginal periodontium, enabling approximal restorations without material overhang. The 4.5mm width and 0.05mm thickness offer optimal adaptation for standard posterior restorations. Package contains 72 pieces of 4.5x0.05mm matrix bands.