Set of the six most popular shellholders with the E-Z Feed design. Shellholders #1, #6, #10, #12, #18 and #19 included. Notes:Tapered design for easier case insertionBase is identical to a standard shellholder and will fit all Redding presses as well as most other brands.Outside surface is knurledSet consists of six E-Z Feed shellholders in a plastic storage case.Shellholder sizes in this set are Redding #1, #6, #10, #12, #18, #19.