SAND DISC 5" 150G 15PK *Brand Name: Diablo *Size: 5 in. *Material: Ceramic Blend *Attachment Style: Hook and Lock *Product Type: Sanding Disc *Grit: 150 Grit *Grade: Very Fine *Number in Package: 15 pk *Number of Holes: 12 *Compatibility: Random Orbital Sander, Pneumatic Sander