Check the listing for details. Irrigation Drilling Tool 3mm 4mm Drip Irrigation System Water Pipe Hole Punch. Condition: New. Listed at 9.33 USD. Drip tube hole punch tool can create 3mm, and 4 mm holes in the tube, a total length107mm / 4.21", is made of plastic, practical and durable.T shape hole punch can drill holes of two sizes to meet your different requirements. Makes the installation of hose drip irrigation hose accessories easier and more fitting.The PE pipe opening hole punch Light weight and easy to carry.Outdoor drip irrigation pipe hand punch for gardening is a good tool for garden irrigation. Used in vegetable greenhouses to achieve balanced water irrigation.Use the front end of the pointed tip to press on the pipe, drill out the opening, and push the connecting piece into the pre-drilled hole, which is convenient and not easy to fall off. Save time and resources on setting up your drip irrigation system, garden management, and planting.