Expanding Rubber Spindle Sander Drums and Sleeves 4 1/2", 6", …
They fit CLAYTON, CRAFTSMAN®, DELTA, AND RYOBI oscillating spindle sanders.4 1/2" & 6" Drums have 1/2" Arbors and 9" Drums have 3/4" Arbors. They are messure Diameter X Long X Arbor. New: 4 1/2" Drill Press Mandrel holds 4 1/2" Drums. It connects to your Drill Press with a 3/8" reduced shank. $12.50.