Package contents: You will receive 5 pieces mini water pipe punches and 5 pieces round head punches, 10 pieces in total, enough for your long-term use. HIGH QUALITY MATERIAL: These pipe punches are made of high-quality materials, the drip irrigation pipe fittings are very durable and well sealed, non-toxic and rust-proof. Suitable size: The irrigation punch can punch holes with a diameter of 3 to 4 mm, which is a practical accessory for drip irrigation operations. Proper sizing ensures the correct pressure in the drip irrigation system and no material is wasted. EASY TO USE: These piercing tools create pilot holes in drip irrigation tubing, ensuring the holes are the correct size, helping to reduce blowouts in watering devices, they can save time and effort when setting up a drip irrigation system, making garden management and plant growth easier and more convenient. Wide application: These drip irrigation tubing accessories drip irrigation nozzles are compatible with most sprayers,