Meta Description: Carl recommends a Drill, Backer Pads, and Interface Pads for power sanding. See his “Blue Flex Sanding Disks” blog entry.
Drill, Backer Pad, and Interface Pads are covered under my “Blue Flex Sanding Disks” blog entry. See http://carlford.info/blog/2014/11/blue-flex-sanding-disks/