Abstract3.1 Introduction3.2 Principle of micromachining using the orbital motion of the diamond tip3.3 Micromachining setup and test of the stage’s trajectory3.4 Micromachining mechanism using the orbital motion of the tip3.5 Formation mechanism and control methods of burrs3.6 Effects of the processing parameters and fabrication of microstructures3.7 Summary and future worksAcknowledgmentsReferences