background
bearing
blueprints
calculation
calipers
closeup
cogwheel
component drawing
concept
design
desk
detail
detail print
different
divider
document
draft
drawing
engineer
engineering
gear wheel
idea
instrument
measure
note
object
paper
part
part blueprint
part print
partprint
pattern
pencil
plan
project
range
ruler
scheme
screen
sketch
software
structure
supplies
table
technical
technology
tool
vernier
work place
workplace