Spline Tools Toolbar Use tools on the Spline Tools toolbar to control properties of a sketched spline. The Spline tool is on the Sketch toolbar. Add Tangency Control Convert to Spline Add Curvature Control Fit Spline Insert Spline Point Show Spline Handles Insert Control Vertex Display Control Polygon Simplify Spline Show Inflection Points Convert to Style Spline Show Minimum Radius Convert to Generic Spline Show Curvature Combs Parent topicSOLIDWORKS Toolbars Customize Toolbars