Speedway -- 1/4" x 25' open hook cable. Machine operates with an easy to operate keyless chuck and cleans 1-1/2" to 3" lines. It's best used for sinks, shower and tub drains. Features a double insulated, 3. 2 Amp, variable speed drill motor, high impact, rust proof plastic drum, galvanize cable, and easy to operate keyless chuck.