产品描述： 3M 82457 Hookit Center Water Feed Disc Hand Pad, 3 in x 7/8 in, 10 per case UPC Number : 00051144824571 3M ID Stock Number : 60980026623 Product ID : 3M 82457 Unit of Measure : Pad Qty Per Package : 10 x Pad Items Per Master Shipper : 10 Weight Per Unit : 0.0850 Patented Center Water Feed system is designed for use with 3 inch x 7/8 inch Hookit Microfinishing Film Discs and Hookit Wetordry Discs. Water flushes the sanding residue and provides longer abrasive life