The template was returned to the concrete and, using a Shark engraving tool, the cutting began.
这个模板是回到具体，并使用鲨鱼雕刻工具，切割开始。
And finally the markings on the bodies and the details of the eyes were carefully incised with a stone engraving tool.
最后，再利用一种石制雕刻工具对诸如身体与眼神等部位细节进行精雕细琢。
Continued to use of tool wear, spindle axial force will be increase, leading to bearing damage, but will also affect the accuracy and effectiveness of engraving.
刀具磨损后仍继续使用，会加大电主轴轴向力，导致轴承受损，而且还会影响雕刻的精度及效果。
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