Adjustable Valve Key for 2-Inch Square Nut on Mains;Fits easily in small utility trucks, behind pickup seats, in car trunks;For greater control and versatility, a variety of tools can be used on the end of T handles to turn curb stops2Adjustable Valve Key for 2-Inch Square Nut on Mains | Fits easily in small utility trucks, behind pickup seats, in car trunks | For greater control and versatility, a variety of tools can be used on the end of T handles to turn curb stops