Mixing tips for Pentamix™ Automatic Mixing Units Unique design reduces dispensing forces by up to 50 percent over previous mixing tip to facilitate easier extrusion of impression materials. Homogeneous mixing for void-free impressions. Less waste--dispenses only amount of material needed. Can be used with polyether, VPS and alginate replacement materials. Suggested Application: Mixing and dispensing Penta™ impression materials. To be used only with color-capped Penta™ Foil Bags.