Amana Tool 61299 IN-SAND CNC Sander 4 Dia x 1/2 Inch Shank

The max RPM for this orbital sanding is 12,000. Working with higher rotation speed can cause damage to the machine spindle. Save time and money, utilize your CNC machine to sand for you! This CNC orbital sanding tool is designed to use with any 4” sanding disc (not included) according with the finish required. Also for use with Router Sled. Industrial quality 3.50 orbit value 4" sanding disc sold separately The lower the grit numbers, the coarser the disc will be, and the higher the grit, the finer it will be. 40 grit: Coarse. 80 grit: Medium. 100 grit: Medium. 120 grit: Fine. 220 grit: Fine.