3M Disc Holder Adapter 9, 22970, 5/8-11 External 3/8-24 Internal, 10 per case
Adapter will easily convert a sander with a 3/8-24 external threaded shaft to a 5/8-11 external threaded shaft. Use with 5/8-11 disc holders.
UPC Number 00048011229706
MFG Number 61500136066