accuracy
background
calibrate
caliper
calliper
centimeter
closeup
construction
detail
dial
education
engineer
engineering
equipment
exact
image
inch
industrial
industry
instrument
macro
measure
measurement
measuring
mechanical
metal
metallic
meter
metre
micrometer
millimeter
nobody
number
object
precise
precision
rule
ruler
scale
shiny
silver
slide
steel
technology
tool
trammel
vernier
white
width
work