Home Amazon Goldbox deals Amazon: 3M Disc Sander 28622, Air-Powered, 1 HP, 5 Inch, 12,000 RPM,... Amazon Goldbox deals Amazon: 3M Disc Sander 28622, Air-Powered, 1 HP, 5 Inch, 12,000 RPM, Extended Length By ARCOM - 2 February 2017 267 0 SHARE Facebook Twitter Amazon Goldbox Deal: List Price: $801.16 Deal Price: $482.28 You Save: $85.11 (15%) 3M Disc Sander 28622, Air-Powered, 1 HP, 5 Inch, 12,000 RPM, Extended Length Expires Feb 27, 2017