Drain Cleaning Gun Machine Type Drain Gun Maximum Drain Line Inside Diameter 2 1/2 in Minimum Drain Line Inside Diameter 3/4 in Number of Cables Included 1 Cable Diameter Included - Cable A 5/16 in Cable Length Included - Cable A 25 ft Number of Augers Included 1 Number of Cutters Included 0 Feed Type Manual Tool Series K-45 Auger Types Included Bulb Auger Power Source Corded Voltage 120 V Maximum Operating Speed 600 RPM