Diamond core drill bits are engineered for precision and durability. What sets these tools apart is the use of industrial diamonds impregnated into the bond matrix of the drill. These diamonds are the actual cutting agents, delivering unmatched hardness and sharpness for clean, efficient cuts—even on the hardest materials like ceramics, composites, and advanced metals.
Whether you are working with a standard setup or using a highly specialized system, the right diamond core bit directly impacts surface finish, tolerance levels, and tool life. A poor match between the drill bit and your application can result in costly errors, material waste, and subpar results.

We manufacture diamond micro drills and core drill bits starting as small as .001" (25 microns) in diameter. Our catalog includes a wide range of standard options in stock, but we also offer custom fabrication based on your drawings and performance specifications. From diamond and CBN to CVD- and PCD-coated carbide, we offer the ideal solution for every budget and application.
We support:
Custom diameters and lengths
Tight tolerances
Specialized tip radii
Coating options based on material needs
When synthetic or natural diamond isn't feasible, carbide tooling—coated or uncoated—can often meet performance targets more economically.
Choosing the correct diamond core drill bit is perhaps the single most important factor in your operation’s success. No matter how advanced your drilling equipment may be, without the proper drill bit, you won’t achieve the desired surface finish or dimensional precision.
We’re here to help. UKAM Industrial Superhard Tools offers both off-the-shelf and fully customized tools to match your exact needs. Whether you're working on micro-electronics, optoelectronics, or advanced composites, we’ll recommend the right solution to match your materials and application.

The science behind our diamond core drill bits lies in the fine-tuned balance of manufacturing, material science, and process control. Our engineering team works with you to determine the right tool geometry, bond type, grit size, and other key factors that impact performance.
Our modern manufacturing facility and rigorous quality control systems allow us to regulate dozens of variables affecting tool life and cutting quality. This ensures every diamond core drill bit we produce performs consistently and reliably.
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