This set of Silverline Drain Rods comprises the full range of accessories for general purpose domestic drain clearing. The rods are constructed with universal joints and crimped riveted end connections for reliability and durability. The double worm screw end breaks up obstructions and the rubber plunger creates a build-up of pressure forcing obstructions to clear. Flexible and easy to screw together, the 10 polypropylene rods are each 920mm long x 18mm diameter and are supplied in a handy waterproof drawstring storage bag. The accessories are also compatible with the Silverline Extra-long 2m Drain & Chimney Rod Set and many third-party sets. Always rotate clockwise.