This Cyclone Brush Head by Rutland is designed for cleaning smoke chambers and features the new TLC torque lock connector technology, This brush"s 11 in, long soft bristles spread out and clean efficiently when used with your power drill and TLC torque lock connector rod system, This brush head is designed especially for use with the TLC ProFlex rods or the TLC ProKleen rods and requires a Rutland hex starter rod, Cyclone brush designed for cleaning smoke chambers, This brush"s 11-inch long bristles spread out and clean efficiently when used with a drill and rod system (purchased separately), Comes with the new TLC torque lock connector, Use it with TLC rods, especially the TLC ProFlex or TLC ProKleen rods and a Rutland hex starter rod - model 57ST-2 or 57ST-10, SKU: RTLD063