5/8 x 3/4 x 1/2 Inch Outside Tap Adapter Old to New Garden Hose Connector Thread | eBay
OTOTEC 5/8 Inch Garden Brass Hose Tap Connector NPT Thread 3 Set with Stainless Tightening Clamp for 0.63 Inch Inner Diameter Hose : Amazon.co.uk: Garden
5/8" Female UNF Connector | Cutwel - Coolant Hose System