Material: Ceramic Alumina. Grit: 320 Grit. Grit Range: 320 to 360 Grit. Product Type: Sanding Disc. SAND DISC 5" XF320G 50PK. Lenox 1211520DGHS Diamond Grit Low Torque Long-Lasting Hole Saw 1.5 x 1-1/4 in.
eBay