The SIP 17" 0.6mm Medium Resistance Brush is manufactured with 0.6mm bristles suitable for powerful scrubbing performance on most floor types, offering durability and good wear resistance for a long service life. The SIP Electric Floor Scrubber Dryer range places economical cleaning at the forefront, accommodating both via a combination of powerful mechanical traction and high brush pressure, and a large scrubbing area, brush, and squeegee sizes. 17" ( 430mm) medium resistance brush 0.6mm bristles suitable for powerful scrubbing usage Good wear resistance for durability and extended life Suitable for heavy-duty use on most floor types Perfect for the SD1600AC and SD1600BAT models