Package Details: 20pcs, sturdy and durable. Easy to install. Easy to install: No glue, tools, or fasteners required. Simply press the tube firmly against the spike and tighten the nut. The screw cap increases the tightness of the pipe and does not leak. 1/2 inch shut-off valve. Connect drip irrigation pipe and configure it according to the layout you want. If your pipe has an outer diameter larger than 16.5mm, it is not recommended to buy it. Large butterfly handle, easy to reach, turns smoothly, and has little torque. The red handle can be adjusted or completely closed for easy handling. Multipurpose: Ideal for raised beds, residential, agricultural, greenhouse, and farm irrigation applications.