Threads and profiles are stronger , consistently accurate and there is no swarf 滚丝轧辊方法更有力，精度稳定，无屑。
2.
Steel swarf - removing tool 断屑刀片
3.
During the whole installation period , the equipment is to be protected against dirt , dust and foreign bodies ( metal swarf , screws , etc . ) 在全部的安装过程中,设备必须防止污垢,灰尘和外部设备的污染
