background
black
carving
cast
chrome
connection
contrast
cylinder
equipment
facet
glare
hexagon
horns
image
industry
key
light
machined
metal
metallic
metallurgy
mirror
nut
plane
reflection
responsibility
ring
rotation
screw
sharpen
shine
shiny
size
steel
technology
tool
twist
unscrewing
vanadium
washer
work