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Tools

Diamond tool sharpening and relapping

A single crystal diamond tool is not thrown away when it gets dull. The worn edge is relapped and the tool cuts like new, at a fraction of the price of a new one. Bulunmaz resharpens natural diamond and MCD tools in its own workshop, including tools from other makers.

How it works

  1. You tell us what you have. We send the shipping address and instructions.
  2. We inspect the tool under the microscope and tell you what it needs. This first evaluation is free.
  3. You approve the work and the price.
  4. We relap the edge, inspect it again and return the tool with an inspection note.

The four things customers ask

QuestionAnswer
How long does it take?About 3 working days in our workshop on average, plus shipping.
How many times can a tool be resharpened?Several times. The exact number depends on the diamond size and the wear, and we tell you after the first evaluation.
Do you take tools from other makers?Yes, any single crystal diamond tool.
What if the diamond is chipped or broken?We tell you before doing anything. Small chips can be lapped out; a broken diamond can be replaced with a new one on the same shank.

Who we supply

Bulunmaz resharpens single crystal diamond tools: natural diamond, MCD and CVD. We do not resharpen PCD, carbide or grinding tools.

Common questions

How do I know my tool needs resharpening?
The surface loses its shine, fine lines appear, or burrs form at the edge.
Is resharpening worth it?
Yes for almost every single crystal tool. It costs about 5% to 20% of the price of a new tool, depending on the tool and the diamond size.
Will the tool be the same afterwards?
The edge shape is restored to the original. The diamond becomes slightly smaller each time, which is why the number of resharpenings is limited.

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