Irwin Diamond Drill Bit 15mm

The Irwin Diamond tpiied drill bits are suitable for fast smooth cutting in all grades of hard and soft tiles. The raised diamond grit edge makes for easy starting in hard tile without the need for a guide and the tough brazed diamond is for fast cutting and long life. The Reverse spiral forces water towards cutting head keeping diamonds cool to increase cutting speed and prolong life with the auto slug ejection slot allowing for continuous uninterrupted cutting.