The Milwaukee 1/2 in. diamond max hole saw delivers up to 10X longer life when cutting tile, stone, and glass. Diamond max hole saws offer best-in-class performance, with higher grade diamonds. An improved continuous brazed edge provides clean, superior joint strength, and better 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.