Copper ball valve thick brass inner wire for tap water switch, water valve and water pipe valve. It was widely used in irrigation systems, pipeline systems, oil and gas supply systems with different size and colours. Working medium: natural gas, liquefied petroleum gas, and each valve individually tested for maximum safety. Brass for corrosion resistance, ductility at high temperatures, and low magnetic permeability and valve requires no special tools . Hand tightening provides reducing the risk of leakage and self-locking type design, more convenient for you to use. Specification: Material: Brass Size One: Thread diameter: 213mm/8.39inch Outer diameter of the pagoda: 10mm/0.39inch Horizontal handle size: 45 x 10mm/1.77 x 0.39inch Size Two: Thread diameter: 316mm/12.44inch Outer diameter of the pagoda: 8mm/0.31inch Horizontal handle size: 45 x 10mm/1.77 x 0.39inch Size Three: Thread diameter: 420mm/16.54inch Outer diameter of the pagoda: 12mm/0.47inch Horizontal handle size: 45 x 10mm/1.77 x 0.39inch Size Four: Thread diameter: 420mm/16.54inch Outer diameter of the pagoda: 8mm/0.31inch Horizontal handle size: 45 x 10mm/1.77 x 0.39inch Package Includes:(2 Pack) 1 Piece Brass Ball Valve