<br><b>2PCS Dust Shoe Brush, 100mm Vacuum Cleaner Engraving Machine Dust Cover, Nylon CNC Vacuum Brush for Spindle Motor Milling Machine, Black</b> <br><br><b>100mm Dust Cover Brush Specification:</b> <br><b>Total Length:</b> 1M/39.4in <br><b>Diameter: </b>100mm <br><b>Thickness: </b>5mm <br><b>Material:</b> Nylon + Canvas <br><b>Brush Color: </b>Black <br><br><b>Package Included:</b> <br>2 x Vacuum Cleaner Engraving machine Dust Cover