35MnVS易切削钢
Free Cutting Steel 35MnVS
6020易切削合金
6020free-cutting aluminum alloy
9SMn28易切削钢
9SMn28 free-cutting steel
Bluebe切削润滑油
Bluebe cutting lubricating oil
MQL切削
minimal quantity lubrication machining
Vita markⅡ可切削陶瓷
Vita mark Ⅱ machinable ceramics
Y45S20易切削钢
Y45S20 Free Cutting Steel