The Hozelock Hose Punch is used for punching holes in supply pipes of up to 25mm, so you can attach 4mm supply hose to distribute water along your automatic watering system. It also allows you to attach 4mm micro irrigation components and emitters using the included hexagonal spanner tool. Specifications • Hozelock Part Number: 2799 • Compatibility: 13mm – 25mm • Guarantee Period: 2 YearsFeatures & Benefits• High-quality hole punch tool for irrigation systems • Ideal for making holes in 13mm supply hose • Made from UV stable plastic for increased durability • Includes a hex key to attach fittings to a 4mm Micro hoseContents• Pack of 1