This purchase comprises: 1pc × 304 stainless steel spray ball Long lifespan: 360 degree cleaning ball is not easily loosened or detached during long-term use Reduced water consumption: Tri clamp tank cleaning ball can achieve fixed-point and directional cleaning, avoiding ineffective spraying and effectively saving water Effective cleaning: Tank cleaning ball can spray the cleaning liquid evenly to ensure that every corner can be fully cleaned Complete cleaning: Industrial rotary spray cleaning ball is able to cover a large cleaning area by rotating the water jet through 360 degrees, Manufacturer: Loacea