The upper part is a tank, equipped with a high-pressure water pump to work, high-pressure pump model: 3DS- 8/16, GYB-8/16, pressure: 16-19Mpa, flow: 8m3/h, hose length: 60m, coiling force: 1800 N , Hose inner diameter: φ19 mm, joint type: 0, tube speed: 0-25m/min, hole clamp angle: 15°, 25°, thrust: ≥180 N.