Technical data: Diameter [mm]: 5 Working length [mm]: 100 Total length [mm]: 160 Unit of measure: pcs Shank: cylindrical Improved carbide tip shape makes the drill durable and drills fast in all types of masonry Aggressive tip shape provides a 15% speed advantage compared to competitive products Now 20% more durable Single spiral provides maximum space for dust extraction, making it 60% faster ** Illustrative photo.