Calcined Alumina Firberglass Backing Abrasive Flap Disc

Abrasive: Aluminium oxide
Grit: 36#-600#
Used for common use of grinding and polishing metal, non-ferrous metal, iron, cast iron, and sanding weld joint. T27 flat faced discs are better on flat surfaces and will produce a more consistent finish. T29 includes a built-in angle to assist with grinding complex work surfaces, seams and inside corners.