Yes that could be useful feature. But having filthy drum has not been an issue for me. When I am done with k400, I just take all the cable out of the drum, wash it throughly with garden hose and leave it to completely dry out in the sun. Also easy to clean inside of the drum with cable out...
Nice thread. Just wanted to comment as I have both rigid k400 and HF Hydrostar. Agreed that K400 is the better machine, but more expensive too. Either machine is fine for handling routine clogs in sewer line. Advantage of HF Hydrostar is that it's not just 50 foot machine. You can buy...