3M™ Disc Retainer Nut securely fastens a fiber disc to a disc pad hub or face plate for use with a rotary power tool. This nut is made to fit 3M disc hubs and face plates, but also fits fiber disc holders from other manufacturers.

3M 7000028420 3M™ DISC RETAINER NUT SECURELY FASTENS A FIBER DISC TO A DISC PAD HUB OR FACE PLATE FOR USE WITH A ROTARY POWER TOOL. THIS NUT IS MADE TO FIT 3M DISC HUBS AND FACE PLATES BUT ALSO FITS FIBER DISC HOLDERS FROM OTHER MANUFACTURERS.