- 10pcs Diamond Core Drill Bit;Diameter: 6MM;Total length: 74MM, segment height: 8mm
- Round Shank, Wet working,Use water for longer time
- The split tooth design is helpful for chip removal and heat dissipation, and improves performance and service life
- General PurposeāDrilling for marble, granite, artificial stone, ceramic tile
- Widely used in hand drills, bench drills, electric drills, etc.