An Idler Driver delivers a regulated force to advance a collar along an idler shaft during assembly operations. A defined depth stop allows accurate and repeatable collar positioning without relying on manual measurement. Controlled engagement helps maintain consistency across multiple assemblies while preventing excessive travel during installation. The driver contributes to uniform assembly outcomes by reducing variation and minimizing adjustment requirements. It improves handling efficiency and supports a smoother assembly flow.Attributes:• Supports repeatable assembly outcomes across multiple units.• Provides guided collar movement during installation on idler shafts.• Maintains consistent collar positioning through controlled depth limitation.Applications: An Idler Driver functions in idler assembly activities where collars are positioned onto shafts, maintaining controlled depth placement and ensuring consistent assembly performance without manual measurement.