Durable sewer nozzleMaterial: All stainless steel, more resistant to rust and corrosion than brass pressure washer accessories1 front nozzle at 0 degree to remove blockages, 6 rear nozzles at 30 degree to wash loose debris from the front nozzleThe orifice is 4.5 and the orifice size is 0.7 mm. Working pressure up to 4000 PSI, hot water up to 310 Fahrenheit.perfect for flushing and cleaning ordinary water pipes, with excellent cleaning effect, can clean clogged soft sewers, such as: oil blocks, fine sand, fine gravel blocks and general waste blockages of the sewer nozzle is a 1/4-inch plug for quick connection.colour: silverMaterial: stainless steelPackage Contents:3 x NozzleOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.