Choose The Milwaukee® Diamond Plus™ Hole Saw For Up to 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 Application