rive - rota
- roll grinder
- roll groove
- roll handling capsule
- roll handling car
- roll heart
- roll housing
- roll life
- roll lift
- roll line
- roll machine
- roll mandrel
- roll mill stand
- roll movement
- roll neck
- roll out
- roll parting line
- roll pass
- roll pass design
- roll profile
- roll quenching
- roll rack
- roll resistance spot welding
- roll roughening
- roll scale
- roll setup
- roll shop building
- roll speed
- roll springing
- roll stop
- roll straightener
- roll straightening
- roll surface condition
- roll surface pyrometer
- roll table
- roll throat
- roll tongs
- roll train
- roll wear
- roll welding
- roll-balance gear