A reattacheable abrasive disc used for rough featheredging and filler sanding. 7 Hole construction allows for dust free or non-dust free use. Abrasive Backing Type: Paper Abrasive Backing Weight: D Weight Abrasive Mineral Type: Aluminum Oxide Attachment Type: Hookit™ Color: Red Diameter: 6 Inch Dust Extraction: Yes Grade: P80 Pressure Sensitive Adhesive: Non PSA Tier: Standard .