3M™ Clean Sanding Soft Disc Pad 20428, 3 in x 3/4 in x 1/4-20 External 6 HolesDesigned for use with 3 in Clean Sanding Hookit™ Discs. Pad is made with soft density foam for better conformability and allows the disc to flex which gives longer abrasive life in loading applications.
Suggested for applications using grade 220 and finer. 1/4-20 External Threads. MOS: 12,000 RPM/OPMPrice: $282.50
3M™ Stikit™ D/F Low Profile Finishing Disc Pad 05646, 6 in x 11/16 in 5/16-24 ExternalUtilizes a soft foam construction for fine finish sanding. Offers outstanding conformability to contours and curves. Use on random orbital sanders only.Price: $29.55