back centre meaning in Chinese
后顶尖
后排中
尾顶尖
Examples
- Shell end mills with threaded bore and back centring
带螺纹孔和车床尾顶尖的圆筒形端铣刀 - Single angle cutters 45 degrees and 60 degrees with threaded bore and back centring
带螺纹镗孔和尾顶尖的单角铣刀 - Side and face cutters with alternate teeth , with threaded bore and back centring
后定中心螺纹孔变换齿圈套筒式三面刃铣刀