Jade 8-point Crosshair Ruler (Ruler of the Month Club 4). Pair the Jade 8-point Crosshair Ruler with the Jade Spinning Wheel, Jade Spinning Wheel 2, or the Jade Spinning Wave Templates to create radial designs. The shape of the Jade Template Series comes from the leaves of the Jade plant. All templates in the series work well together and complement one another.