機器
accuracy
automatic
blade
carbide
cnc
cutter
cutting
cutting tool
drilling
edge
engineer
equipment
factory
grated
grinder
grinding
grinding machine
grinding wheel
grindstone
industrial
instrument
iron
lathe
machining center
manufacturing
mechanic
metal
metalwork
milling
operator
precision
process
production
regrinding
safety
sharpening
shop
special tool
steel
surface
technical
technology
tool
tool grinding
turning
wheel
work
worker
workshop