Size - 0.4 (10 mm); Outer Diameter: Between 0.7 (18 mm). Quick connect hose for K2 K3 K4 K5 K6 K7. Durable - High pressure extension hose with greater flexibility and rubber coating, durable and wear-resistant. High Voltage - 1000 2320 PS. Can be used at a maximum water pressure of 160 bar and a temperature of 60 C. Easy to Use - Immediately connect or reconnect the hose by pressing the gun lock button. Widely Used - To effectively clean and apply pipe cleaning components for pipes, drains, and downspouts. Product Description Size: 6 m Product Description: inner diameter: 8.8mm; Outer diameter: 12 mm connection between: butcher's cup; < Outlet fittings: click on the "plugged fittings" button Characteristics: