Designed for Clearing Grease Clogs Interlocking Cable Connectors with Pin Key Release Steel Construction From 4 in. up to 8 in. Pipes Works with Milwaukee 5/8 in. and 3/4 in. Drum Cable Works with Milwaukee MX FUEL Sewer Drum Machine (MXF500 and MXF501) RUST GUARD Plating to Prevent Corrosion