Techinical specification: usage : a part of hose reel metal : gun metal stainless steel. Size : ¾ inch(19 mm) , 1 inch(25 mm). Outlet : jet . Type of connection (inlet) :press-fil for rubber hose. Hydrostatic pressure for body : 21 kgf cm2. Finish body :buff polished. Approval : isi tac. Warranty guarantee : one year from the date of purchase for any manufacturing defect.