Unblocks clogged pipes and drains without the use of chemicals and detergents with the pressure washer probe. Fits perfectly with most pressure washers available on the market thanks to the 4 adapters provided. The unblocking probe is 15 meters long and is made of very high quality polyethylene and PVC with an internal copper connector. It can withstand a maximum pressure of 155 bar and is easy to use, as the pressure of the afterjet automatically pushes the probe inside the hose. Thanks to the ring indicators on the tube, it is possible to monitor the status of the probe in the hose. Fits perfectly with most commercially available pressure washers thanks to the 4 adapters supplied. Product Name: High Pressure Hose + Joint + Nozzle Material: PVC, Stainless Steel, Copper Length: 15m Inner Diameter: 1/4 (6.4 mm) Outer Diameter: 11 mm Working Pressure: 155 bar/2250 psi Maximum Pressure: 529 bar/7500 psi Maximum Operating Temperature: 60℃/140℉ Color: Black Number of Pieces Delivered: 1