Hose O, D, : 1-7/16"" [Min], 1-17/32"" [Max], Bolt/Screw Type: Hex Head, Bolt/Screw Material: Malleable Iron, Handle Torque: 21, 00 ft lb, Locking Type: Nut & Bolt, Head Type: Double Bolt, Quantity: 25 per box, SKU: ORSNO53511