| 摘要 |
A cutter assembly including a rotatable cutting element, a rotary drill bit that may employ such a cutter assembly, and a method of fabricating a cutter assembly are disclosed. In one embodiment of the present invention, a cutter assembly comprises a housing including a recess. A cutting element may be received by and rotatable within the recess of the housing. The cutting element includes a substrate and a superabrasive table that is attached to the substrate. At least one of the substrate and the superabrasive table includes surface features configured to promote rotation of the cutting element within the housing during cutting.
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