PDQ Discs and Holder Systems For Small Diameter (1-1/2" to 3") Quick Change Discs A PDQ Disc is a plain cloth discs with a center hole. It's made of exactly the same abrasive material as a common quick-change disc. We're offering 100 free discs and 5 free center hubs with the purchase of any PDQ Mounting System Kit (1-1/2" to 3" diameter). Just for trying PDQ, you'll get more than your money's worth in free discs.

PDQ Mounting Systems For Resin Fiber Discs PDQ applies to resin fiber (and large plain cloth and surface conditioNing) discs. It provides for quick tool-free changing or discs, along with greater flexibility and other advantages. Buy any 500 resin fiber discs, and we'll include a free PDQ Mounting System for that size disc. Discover the PDQ Advantage (limit one free mounting system per customer). Click HERE for technical and product information.