機器
accuracy
cooling
cutter
cutting
cutting tool
equipment
greasing
hard alloy bit
industrial
industry
lathe
lubricant
lubricating
lubricatoin
machining
manufacture
manufacturing
metal
metalwork
metalworking
milling
process
processing
production
rapidsteel
shaft
spiral pinion
stainless
steel
technology
thread
threading
turning
work
working
worm gear
worm screw