General Introduction: The Easyinsmile Universal system is a comprehensive solution built around the efficiency of ProTaper Universal nickel titanium files. Each element of the system works together to intuitively generate a seamless flow from instrumentation to obturation. From ProTaper Universal obturators and ProTaper Universal absorbent points to the addition of ProTaper Universal gutta-percha points, the system elements are precision matched to fit the shapes created by ProTaper Universal files. You get a progression of components that are made for each other – and made for your success. Specification: #20/07(22mm) Rotating Speed:300-350 RPM Package : 5Packs(3pcs/pack).