... 20--75mm in lavatories, bathrooms, kitchens 2. CE approved Drain cleaner:Type: MTC-50SZType Spec. Weight(kg)50SZ-1 Φ8*6m ... length into the pipe,latch the lock and rotate the handle, and press it, repeated operation will easily remove the pipe ... be driven by drills, Have a conversion device, remove the handle, the hexagon shaft into drills than tighten.