Used RCBS #14801 Full length 2-die set 30-06 Springfield. Packaged in the RCBS cardboard box, set appears to be un-used.
Each 2-Die Set includes a full length sizer die has an expander-decapping unit to remove the spent primer while expanding the case mouth. Vent holes prevent case damage caused by trapped air or excessive lubricant. The seater die includes a bullet seater plug and built-in roll or taper crimp as appropriate for the particular cartridge.
(Note: photo text is of RCBS die set, actual die set not used please refer to product description)