英文關鍵字
angle
assemblies
backsaw
blade
box
chop
circular
cnc
craftsmanship
crosscut
cutting
diamond
disc
drill
drop
edge
electrical
engineering
factory
flash
framing
grind
grinder
handyman
industrial
industry
man
manual
manufacturing
metal
metalworking
mitre
power
precise
production
radial
saw
sawing
science
spark
steel
structure
technology
tool
treatment
welding
woodworking
workbench
worker
workpiece