3M™ Penta™ mixing tips refill, Red (50), 77949. Features: - Mixing tips to be used with the 3M™ ESPE™ Pentamix™ 3 automatic mixing unit. - Unique design reduces dispensing forces by up to 50 percent over the previous mixing tip to facilitate easier extrusion of impression materials. - Homogeneous mixing for void-free impressions. - Less waste--dispenses only the amount of material needed. - Can be used with polyether, VPS, and alginate replacement materials. Package contents: - 50 - Mixing tips - red.