Mixing Nozzles for Encore D/C - Access Combo, Yellow Hub with Tip. Package of 50. Easy to use and aesthetic. Improves the quality and texture of restoration materials. Innovative mixing design. Reduces material consumption. SuperMixer Access Mixing Nozzle offers better mixing results with even and complete material mixing compared to a traditional mixer. It features an all-new mixing technology and an easier-to-use design with guaranteed up to 33% less material waste.The nozzle is used for 1:1 cartridge systems and provides a consistent blend of any viscosity of dental materials, including crown and bridge, core build-ups, and gingival retraction and impression. Each nozzle has a plastic construction designed with a long, sturdy body and a yellow hub, with an 18 gauge tip.