Irwin® Diamond Drill Bit 7mm D3-E Suitable for use on multi-valve

Suitable for use on multi-valve petrol and diesel engines with deep-seated valves

with a plunge tooth design for easy and fast plunge cuts

4L 4 cyl TSi petrol engines and 1

The ergonomic soft grip handle guarantees user comfort

Irwin® Diamond Drill Bit 7mm D3-E Suitable for use on multi-valveThe Irwin Diamond tipped drill bits are suitable for fast smooth cutting in all grades of hard and soft tiles. Their raised diamond grit edge makes for easy starting in hard tile without the need for a guide. The diamond grit is tough brazed diamond which ensures fast cutting and long life. The drill bits reverse spiral forces water towards its cutting head, keeping the diamonds cool to increase cutting speed and prolong life. Drilling with water will