An abrasive article for a grinder having a motor-driven, externally-threaded spindle. The abrasive article includes a molded abrasive disk with an integrally molded fastener. The molded abrasive disk includes abrasive particles disbursed in a binder. The molded abrasive disk has a first major surface, a second major surface and an integrally molded fastener. The fastener has a body portion with an aperture and first and second ends, an outwardly extending flange with a front surface at the first end, and an inwardly extending flange including a single internal thread at the second end. The fastener is molded into the molded abrasive disk so that the front surface does not extend above the first major surface.