Industrial quality 150mm Hook & Loop Sanding Discs availiable with dust extraction holes or without. The aluminium oxide grain has a specilaised stearate coating and a semi-open grit binding which prevents clogging and significantly increases the sanding speed. Suitable for general purpose sanding but specifically designed for applications involving paints, lacquers, putty and primers i.e. within the automotive industry. The heavy duty paper backing makes the product extreamly durable and long lasting and the Hook & Loop backing ensures quick and easy changes on most brands of sanders.