






💎 Drill Like a Pro, Shine Like a Diamond!
This 2-piece Dry Diamond Core Drill Bit set features a 1-inch (25mm) cutting diameter with a 10mm diamond height, engineered with vacuum brazed technology for superior heat and friction resistance. Its triangle shank ensures a secure fit in any drill, while the wax-infused core provides built-in cooling and lubrication during dry drilling. Perfect for precision holes in porcelain, ceramic, granite, marble, and more, this durable, versatile tool is a must-have for professionals and serious DIYers aiming for flawless results without cracking or chipping.






| Manufacturer | BRSCHNITT |
| Part number | BDB54025405R002 |
| Item Weight | 130 g |
| Item model number | BDB54025405R002 |
| Size | 25mm (1") |
| Color | Silver |
| Style | Triangle |
| Material | Diamond |
| Item Package Quantity | 2 |
| Number Of Pieces | 2 |
| Cutting Diameter | 25 Millimeters |
| Batteries Included? | No |
| Batteries Required? | No |
| Item diameter | 25 Millimeters |
B**W
Worked Well
Worked as described.
D**5
Do the job!
It’s an Amazon product. I loved. Can’t do my job without it! It was recommended by my coworker and did the job.
C**.
Disappointing Diamond
Even though I used these under water I was only able to use them 16 X’s drilling through 2mm glass.
B**G
solid diamond drill bit
This drill bit easily grinds through a granite table.
Trustpilot
2 months ago
1 week ago