Methods and apparatus for engaging web-material cores

A stencil printer apparatus is provided. The stencil printer apparatus may include a stencil, a material applicator to apply material on the stencil, a supply roller configured to receive a roll of web-material, the supply roller comprising a first shaft, a take-up roller to receive used web-material, the take-up roller comprising a second shaft, at least one spring-loaded protrusion element associated with one of the first shaft and the second shaft, and a drive configured to move web-material across the stencil between the supply roller and the take-up roller, and a frame to support the supply roller, the take-up roller and the drive. The at least one spring-loaded protrusion element may be configured and arranged on the at least one of the first shaft and the second shaft to resiliently engage at least one web-material core around which web-material may be disposed. Other embodiments and methods are provided.