DEWALT DW5584 1 Inch Diamond Drill Bit

Diamond Welded Tip: Greater life and durability for long-lasting use Reverse Spiral Thread: Continuous water feed for longer bit life and increased speed Core Ejection Slot: Removes plug for repetitive holes without interruption Uncoated Finish: Suitable for use on tile, porcelain, and glass surfaces Spiral Flute Design: Effective chip removal and stable drilling