Root circle
Pitch circle
Base circle
Addendum circle
Land
Addendum
Dedendum
Working depth
Jockey pulley
Apply powdered resin
Reduce the distance between pulleys
Increase the distance between pulleys
Wire belt fastener
Jackson belt fastener
Lagrelle type belt fastener
Crescent plate belt fastener
Galena
Blende
Bauxite
Malachite