accuracy
accurate
antique
appliance
black
caliber
caliper
carpenter
closeup
control
device
display
engineering
equipment
grungy
hand tool
hardware
indicator
industrial
industry
instrument
iron
maturer
measure
measurement
mechanical
metal
meter
metric
micro
micrometer
micron
object
old
precision
scale
science
scrutiny
square
standard
technology
test
thickness
tool
trammel
white
work