IRWIN GLASS AND TILE DRILL BIT 1/2"The Irwin 1/2" glass and tile drill bit features a precision-ground tungsten carbide spear point that cuts clean, round holes in glass, ceramic tile, mirrors, and marble without chipping or cracking. The largest size in the series, ideal for plumbing penetrations, larger anchors, and fixture installations.
- 1/2" cutting diameter with tungsten carbide tip
- Unique spear point design minimizes chipping and breakage
- Drills glass, ceramic tile, mirrors, and marble
- Straight shank fits standard drill chucks
- Long-lasting carbide construction for repeated use
Tip: Apply masking tape at the drill point to prevent wandering, use light pressure, and keep the area wet to reduce heat buildup and extend bit life.