1. Decide on the material to be cored. Diamond core drill bits are commonly used for coring concrete, granite, ceramic tiles and other hard materials. The formula of the diamond core drill bit depends on the material you want to drill.
5. Check the product label carefully. Don't just choose the first diamond core drill bit you see. Some products have clearly marked their intended use, such as drill granite, ceramic, etc.






| Art. No. | Outer Diameter | Effective Depth | Segment Height | Connection |
| DCBB 028 | 28 (1.1") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 032 | 32 (1.25") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 037 | 37 (1.45") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 042 | 42 (1.65") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 047 | 47 (1.85") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 052 | 52 (2.04") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 057 | 57 (2.2") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 062 | 62 (2.44") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 067 | 67 (2.6") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 072 | 72 (2.83") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 077 | 77 (3") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 082 | 82 (3.22") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 087 | 87 (3.42") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 092 | 92 (3.62") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 102 | 102 (4") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 107 | 107 (4.2") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 112 | 112 (4.4") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 122 | 122 (4.8") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 127 | 127 (5") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 132 | 132 (5.2") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 142 | 142 (5.6") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 152 | 152 (6") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 162 | 162 (6.37") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 172 | 172 (6.77") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 182 | 182 (7") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 192 | 192 (7.5") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 200 | 200 (8") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 212 | 212 (8.3") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 225 | 225 (8.8") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 250 | 250 (10") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 257 | 257 (10") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 300 | 300 (12") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 350 | 350 (14") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 400 | 400 (16") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 450 | 450 (18") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 500 | 500 (20") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 550 | 550 (22") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |
| DCBB 600 | 600 (24") | 270 400 | 7/8/9/10 | 1/2"BSP-11/1 1/4"UNC-7 |

Packing & Delivery

About Us
The company holds the managerial idea that "Quality proves strength,details reach to success",The company introduces the most advanced equipments.We have our own QC system, R&D Dept, so we can produce according to customer's samples, drawings and the specifications.Our Engineers and artwork designers are ready to provide you more qualified products and after-sales service.
We have long time business relationship with customers in European, South American, Africa, Asia, Middle East, We sincerely welcome you to visit our company or contact us for cooperation.









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