This kit includes a 12" Grit Kit and 12" Tile Tool Kit in one package. All you need is Glass!
It contains SiC #80 1.5 LB, #120 1 LB, #220 3/4 LB, #320 1/4 LB, WAO 25 Micron 1/2 LB, 15 1/2 LB, 9 1/4 LB, 5 1/4 LB, CEO 1 and Gugolz Pitch 2 LB and 14 LB Dental Stone and 12" Tile Mat.