Special Granite Drill Bit M-4 x 90mm
The Special Granite Drill Bits M-4 are ideal for drilling percussion and rotation walls, specially designed to work on marble, granite and other hard materials. With a diameter of 4mm and a length of 75mm, these drill bits guarantee optimal performance in precision work. Its design allows for efficient and precise drilling, with a 40mm drilling point that makes it easy to start the hole.
- Diameter [mm]: 4
- Length [mm]: 75
- P [mm]: 40