1. Concrete diamond core drill bit
2. Our high quality segment makes our core drill working very efficent.
3. This diamond core drill bit are suitalbe for heavy reinforcement concrete Standard concrete and brick wall Asphalt
4. Size:25 to 108mm
5, Segment length 24mm/0.935"
Working length 400mm/16"
Segment width 3-5.0mm/0.118-0.165"
Overall length 450mm/18"
6, 1-1/4UNC, 1/2BSP, 5/8-11", M16, etc