Choose the Milwaukee® Diamond Plus™ Hole Saw for upto 10X longer life when cutting tile, stone and glass. Diamond Plus™ 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 Plus™ offers the lowest cost-per-hole on the market. Milwaukee® Diamond Plus™ Hole Saw, 1-Piece Continuous Grit Edge Diamond, 3/16 in Diameter, 3/16 in Cutting Depth, 6 in Overall Length, Diamond Cutting Edge, Diamond Coated Body, 1/4 in Chuck, Hex/Quick-Change Shank, 1/4 in Shank, Red, Applicable Materials: Fiber Cement Board, Fiberglass, Glass, Granite, Stone and Tile