Silicon carbide-coated mesh for reduced clogging and improved dust extraction. Washable for re-use. Provides up to 4 times the life of standard sandpaper. Compatible with all 150mm diameter hook and loop backing pads. Silicon carbide-coated mesh for reduced clogging and improved dust extraction. Washable for re-use. Provides up to 4 times the life of standard sandpaper. Compatible with all 150mm diameter hook and loop backing pads.