These extensions are made of thick stainless steel for optimal rust and leak resistance. The wand connects to the with a 1/4inch socket and has a maximum working pressure of 4000PSI. They are efficient, corrosion-resistant and leak-proof. These extension poles are made of durable material with non-slip solid design for better handling and safer use of the pole. The gutter cleaner won't break from too much water pressure and can be matched as you like. These power washer extension wands have 3 different ways (0, 30, 90) to spray water, making it easy to reach hard-to-reach areas. They also have different spray angles (0, 15, 25, 40, 65 degrees), making them perfect for any cleaning job. These extensions are not only great for gutters, water brooms, undercarriage cleaners or cleaning brushes, but are also great for exterior cleaning such as exterior walls, driveways, sidewalks, decks, roofs, eaves, siding and cars. They help you clean your house faster without having to climb a ladder. Material: metal+plastic colour: black+silver Package Contents: 7 x straight wands(about 40cm) 1 x 30curved rod 1 x 90curved rod 10 x O-ring washers 6 x spray nozzles Only 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.