18 piece Warrior Hole Saw Set, 3/4 in, 1 in, 1-1/8 in, 1-1/4 in, 1-1/2 in, 1-3/4 in, 2 in, 2-1/8 in, 2-1/2 in, 3 in, 3-1/2 in, 4 in, 5 in. - - Amazon.com
1-1/4 In. - 3-1/4 In. Carbide Grit Hole Saw Assorted Set, 9 Piece
Harbor Freight Hole Saw Kit Professional Ceramic Glass Hole Saw - China Glass Hole Saw, Marble Hole Saw | Made-in-China.com