Can be used with any commercially available cordless screwdriver. It can be changed from forward to reverse rotation without having to change the direction of rotation of the motor, thus removing the blockage more quickly. The spiral can also be combined with three different cleaning tools. The spiral locking mechanism with torque limiter enables optimum return of the spiral. The flexible protective hose prevents contamination of the environment with splash water. Includes an additional spiral (without battery) and an additional spiral (without cordless screwdriver). Range of application: removal of blockages in connection pipes of washbasins and shower or bathtubs up to 50 mm diameter. Further technical features: weight 3.9 kg.