General description 3X Brush Vacuum Cleaner Dust Collector is designed specifically for CNC router spindle motors. This engraving machine brush effectively collects dust and debris, ensuring a cleaner workspace. Technical specifications Hem height: 20 mm Total height: 70 mm Roll length: 1 meter Color: Black Material: Plastic + Stainless Steel Measurement allowed error: +/- 1-3 cm Package Included 3 x Brush Other information Note: Light reflection and different displays may cause the color of the item to differ slightly from the actual product.