Milwaukee DIAMOND MAX Hole Saw for up to 10X longer life when cutting tile, stone and glass. DIAMOND MAX Hole Saws deliver best-in-class performance, with higher grade diamonds for maximum heat and fracture resistance. An improved braze provides superior diamond retention when cutting hard, abrasive materials. The One-Piece Hole Saw has a 1/4 In. quick change hex shank and features a large slug ejection slot. Designed as the single cutting solution for all tile, stone, and glass applications, Diamond MAX offers the lowest cost-per-hole on the market. Includes (1 of each) 3/16 In., 1/4 In., and 5/16 In.