Check the listing for details. 3M Cubitron II 31483 Sanding Discs, 6 in Dia, 320+ Grit, Purple, 50 Discs. Color: Purple, Condition: New. Listed at 69.11 USD. 3M Cubitron II 31483 737U Series Multi-Hole Clean Sanding Abrasive Discs, 6 in Dia, 320+ Grit, Hook and Loop, Purple, 50 Discs Cubitron II Hookit Clean Sanding Abrasive Discs 737U combines the highest 3M technologies for automotive repair. Its long-lasting sharp triangular shaped grain and multi-hole pattern for superior dust extraction make the disc ideal for paint removal, rough body filler shaping, fine feather-edging or final prep before blending or priming. The Hookit system makes for quick disc change-outs. Features Features 3M Precision-Shaped Grain, triangular-shaped grains that cut at least 30% faster and last at least 30% longer than other conventional ceramic abrasives Extremely sharp precision-shaped grain provides longer life than conventional ceramic abrasives Sharper cutting surface means less pressure is required Clean Sanding multi-hole pattern delivers excellent dust extraction 3M Hookit hook-and-loop attachment makes for fast disc change-outs Long lasting, fast-cutting abrasive disc is ideal for a range of jobs including paint removal and feather-edging removal and featheredging Specifications Abrasive Material: Precision Shaped Ceramic Attachment Type: Hook & Loop Backing Material: Paper Backing Weight: C Weight Brand: Cubitron Color Family: Purple Converted Form: Disc Form Type: Clean Sanding Grit: 320+ Maximum Speed: 10000 rpm Number of Vacuum Holes: 170 Overall Diameter (Imperial): 6 in Overall Diameter (Metric): 152.4 mm Performance Level: Best Product Color: Purple Product Form: Disc Vacuum Support: Yes Part Number 31483, 3M ID 60455091078, UPC 051131314832