valve seat reamer 气门座绞刀 ; 阀座铰刀 ; 气门座铰刀
Valve guide reamer 气门导管绞刀
carbide tipped valve seat reamer 硬质合金气门座铰刀
valve guide expansion reamer 阀导承可胀铰刀
valve e seat reamer 气门座绞刀
The existing valve reamer is stationary, and more than ten bits (cutter heads) of one set of reamers are arranged.
现有气门铰刀是固定的，一套铰刀的刀头(刀盘)多达十多只。
The machining of valve bore with diamond reamer features high productivity, long service life of reamer and lower surface roughness.
采用金刚石铰刀加工阀孔，生产率高，刀具寿命长，表面粗糙度低。
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