Rotary Flue Brushes

Durable Rods: Each rod 3.3 Feet in length, 0.5 Inches in diameter. A total of 12 rods up to 40 Feet. Button lock quick connector, no disconnecting during any direction of rotation.
Flexible Brush Head: Easy to rotate at high speed with a drill, just like a whip, safer and more efficient than steel brushes. 17 inches in diameter, big enough but flexible, fits almost all flue diameters from 4 to 20 inches even more. (No need trimming)
Special Bristle: Helical nylon string, with a special sharp edged rectangular shape, makes the sweep more efficiency.
Wide Applicability: Suitable for both metal flues and brick chimneys, including round, square, oval or rectangle clay flues, smooth wall flexible chimney liners.