Pick up the abrasive wheel adapters you need at Grainger. Screw-type wheel mandrel adapters, machined from stress-proof steel, feature slotted screw heads to help deliver fast, easy changeout. Nut-type wheel arbor adapters can mount cut-off wheels, cloth buff and wire wheels. Also find adapters for flap disc and threaded flap wheels. Rely on Grainger for abrasive wheel adapters and all your finishing supplies.