Die Springs Die spring are made of rectangular wire. Click the die spring linear object from the Springs tool set to insert a die spring. Parameter Description Fits into Hole The spring will be able to fit into a hole of this diameter Fits over Shaft The spring will be able to fit over a shaft of this diameter Wire Width Specify the width of the wire Wire Height Enter the height of the wire Free Length Enter the free length of the 2D spring Solid Height Enter the height of the spring at maximum compression Working Length Either specify the spring working length value, or click and drag a spring control point to define the length graphically Spiral Select either a Left Hand or Right Hand spiral direction Display Select a display mode for 2D springs Draw Center Line Select to draw the 2D spring with center line(s)