Nozzle: The angles of the 5 nozzles are 0, 15, 25, 40, 65 degrees; Stainless steel nozzles, 1/4 quick connection design, can be used in most pressure washers. adapter: The adapter converted to a 1/4 inch quick disconnect female connector. Use a 1/4-inch plug to connect the of the for high-pressure washer to the nozzle tip of the electric washer or a large foam pot. Scope of application: only for K2, K3, K4, K5, K6, K7 Water pressure: 4000 psi Connector: 1/4 Colour:Photo Color Material:Metal Package Contents: 1 x Adapter 5 x Nozzles 1 x 30 Degree Extension Wand(about 17cm) 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.