screws
type: Concept
preferred label: پیچ @fa
related: augers

auger conveyors
type: Concept
preferred label: نقاله چاله‌کن @fa
related: augers

augers
type: Concept
broader: handling machinery
preferred label: چاله‌کن @fa
related: combine harvesters
related: auger conveyors
related: screws

handling machinery
type: Concept
narrower: augers
preferred label: ماشین‌آلات جابه‌جایی @fa

combine harvesters
type: Concept
preferred label: ماشین برداشت مرکب @fa
related: augers