平形砂轮 diamod plain wheels
- 要把针头的利角及磨纹磨走,我们会利用滚筒型的砂轮把针头磨成尖、圆、平或子弹形形状。
To get rid of the sharp Angle and the grinding tracks on the probe, the tip will be polished by roll-typed grinding wheels to become sharp, round, flat or ball pointed.
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