Gunmetal Self Tapping Ferrule Strap With Cutter Inside（https://www.fadavalve.com/product/press-fit-bronze-adapter/fada-gunmetal-self-tapping-ferrule-strap-with-cutter-inside.html）
• Sizes of strap: DN100; DN150; DN200; DN300
• For use on underground mains pipe
• Installation Condition: Any trench condition, wet or dry.
• General Application: PE & PVC & AC pipe