The flexible edge of the sanding disc overhangs these backup pads.

Secure the shank into the collet or chuck of a tool.

Thread the stud into the tool's spindle and then press the sanding disc onto the backup pad.

Thread one of these backup pads onto the tool’s arbor, then attach a sanding disc and secure with the disc nut.

With a free-spinning hub, these pads rotate independently while their raised ribs graze the back of the disc to clear debris and prolong the disc's life.

Secure the shank into the collet or chuck of a tool.

Use screws to attach these pads to a tool.

Holes allow dust removal when used with a vacuum sander.